Answer:
-9/16
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(3-(-6))/(-9-7)
m=(3+6)/-16
m=9/-16
could someone help me with this and show work?
The volume of the shape is 490cm³
What is volume of prisms?A prism is a solid shape that is bound on all its sides by plane faces. prism is named after the shape of these bases.
The base of this prism is rectangular. The volume of a prism is expressed as;
V = base area × height
base area = 7 × 10 = 70cm²
height = 7cm
the volume of the shape = 70× 7 = 490cm²
therefore the volume of the shape is 490cm³.
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PLEASE HELP ME WITH THIS PLEASE HELP SHOW FULL WORK ?
Answer: ok the first one is 45 i think and the second one is 7
Step-by-step explanation:
Ben ate 3/5 of the sandwich and his sister ate 1/7 of the sandwich. What is the best estimate of how much Benjamin ate than his sister?
Answer:
Step-by-step explanation:
LCD = 35
Ben: 3/5 = 21/35
Sister: 1/7 = 5/35
The whole sandwich = 35/35
Ben ate 21/35
Sister ate 5/35
9/35 remain
21/5 = 4.2
Ben ate 4.2 times more of the sandwich than his sister
Please help with geometry question finding perimeter of triangle
Step-by-step explanation:
perimeter means to add all sides
SO
perimeter of triangle is
QR+QP+RP
SO
= 63+70+47
=180
Answer:
perimeter= 180
Step-by-step explanation:
Add 63+70+47=180
63
70
47
+
---------
180
Which angles below are equal to ∠CDB?
Answer:
(x) ∠CAB
Step-by-step explanation:
In ΔCOD and ΔBOA
\(\frac{OA}{OB} = \frac{OD}{OC} \\\\\implies \frac{OC}{OB} = \frac{OD}{OA}\)
Also,
∠COD = ∠BOA (vertically opposite angles)
⇒ ΔCOD and ΔBOA are similar
⇒ ∠CDO = ∠BAO
⇒ ∠CDB = ∠BAC
⇒ ∠CDB = ∠CAB
how many ft is equal to 1.66m
Answer:
5.44 meters
Step-by-step explanation:
We Know
0.3048 meter = 1 ft
How many ft makes a height of 1.66m?
We Take
1.66 ÷ 0.3048 ≈ 5.44 meters
So, the answer is 5.44 meters.
Determine the measure of the third angle in a triangle when the other two angles total 165 degrees.
Answer:
15
Step-by-step explanation:
180-15
Hello!
the sum of the angles in the triangle = 180°
so the 3rd angle = 180° - 165° = 15°
The answer is 15°HELP!!! Use the distributive property and solve this equation: 2(x+3) = 14
Step-by-step explanation:
2x+6=14
2x=14-6
2x=8
x=8/2
hence; x=4
Answer:
x = 4
Step-by-step explanation:
2(x+3)=14
Distribute
2x + 6 = 14
Subtract 6 on both sides
-6. - 6
Move the variable on one side and the other number on the other
2x = 8
Divide by 2 on both sides
2. 2
Answer:
x = 4
I hope it helps! Have a great day!
Lilac~
of the three stress-strain curves shown here (a, b, c), which of the following statements is most likely true. of the three stress-strain curves shown here (a, b, c), which of the following statements is most likely true. material b is likely a metallic material because it shows brittle behavior. material a is likely a ceramic material because it shows brittle behavior. material c is likely a polymeric material because it shows brittle behavior. material c is likely a ceramic material because it shows ductile behavior. material b is likely a ceramic material because it shows brittle behavior.
Based on the stress-strain curves shown, the most likely statement is that Material A is likely a ceramic material because it shows brittle behavior.
Brittle behavior is characterized by low ductility and little plastic deformation before failure, which is evident in the stress-strain curve for Material A. The curve for Material B shows some plastic deformation before fracture, which indicates a higher level of ductility than Material A. The stress-strain curve for Material C shows a high level of ductility, with a long plastic deformation region before fracture. This behavior is typical of polymeric materials, so Material C is most likely a polymeric material.
It is not possible to determine the specific type of material based solely on stress-strain curves, as many materials can exhibit similar behaviors. Additionally, it is not accurate to say that Material B or Material C are likely ceramic materials based on their stress-strain curves, as both exhibit significant plastic deformation before failure, which is not typical of brittle ceramics.
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A chemist needs to mix a 12% acid solution with a 20% acid solution to obtain 160 ounces of a 15% acid solution. How many ounces of each of the acid solutions must be used?
Answer:
100 ounces of 12% solution and 60 ounces of the 20% solution.
Step-by-step explanation:
Let x ounces be the amount of 12% solution, then there will be 160-x ounces of the 20% solution.
So, we have the equation:
0.12x + 0.20(160 - x) = 0.15* 160
0.12x - 0.20x + 32 = 24
-0.08x = -8
x = 100.
So, it is 100 ounces of 12% solution and 60 ounces of the 20% solution.
charlie runs laps around a track. The table shows how long it takes him to run different numbers of laps. How long would it take Charlie to run 9 laps. Number of laps, 2,4,6,8,10, time, 14,28,42,56,70
Answer:
its 63
Step-by-step explanation:
cause 8 laps is 56 and then you see what is half of 14 and that 7 so you do 56+7 and that equal 63 because your looking at the 56 and seeing what is half of 14 and that 7 so you just add it to the 56 and you get 63
Hope This Helped :)
what is the mean for 98,78,84,75,91
When converting measurements in the metric system, you can move the decimal point to the left or right, select all that apply?
Answer:
Ayo boys it a, c, and d
Step-by-step explanation:
Answer: a,b,c
Step-by-step explanation:
0.34 * n + 3.43 = 5
……
157/34 ≈ 4.61764705882....∞
Step-by-step explanation:0,34 × n + 3.43 = 5
0,34n = 5 - 3.43
0,34n = 1,57
n = 157/2 ÷ 1/17
n = 157/34 ≈ 4.61764705882....∞
\( \)
What is the inverse of each statement below: Be sure to label your
answers as a, b, c, and d.
a.) Add 25
b.) Divide -18
c.) Subtract 3
d.) Multiply 14
The term “inverse” in mathematics generally refers to an operation that undoes or reverses another operation. However, the phrase "inverse of maths tools" doesn't really make sense because “maths tools” is not a specific mathematical operation.
What is the inverse of maths tools?Mathematical tools can refer to various instruments or techniques used in mathematics, such as calculators, rulers, compasses, graph paper, software, etc. Each of these tools has its own purpose and may or may not have an inverse operation or tool associated with it.
For example, the inverse of addition is subtraction, the inverse of multiplication is division, and the inverse of differentiation is integration. However, it's not clear what the inverse of a “maths tool” would be.
Therefore, a) The inverse of “Add 25” would be “Subtract 25.”What is the b) The inverse of “Divide -18” would be “Multiply -18.” c) The inverse of “Subtract 3” would be “Add 3.” d) The inverse of “Multiply 14” would be “Divide 14.”
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when multiplying two negative intergers what is the sign of the product
Answer:
A Positive
Step-by-step explanation:
Two negatives cancel out and make a positive.
For example: -5 x -6 = 30
Can anyone help me pls
The experiment conducted resulted in a '2' five times out of 24 rolls , so the experimental probability is 5 / 24
ABCD is a kite, so ACIDB and DE = EB. Calculate the length of AC, to
the nearest tenth of a centimeter.
Whats AC?
Answer:
3 cmStep-by-step explanation:
As per question ΔCED is right triangle:
ED = BD/2 = 8 / 2 = 4 cmUse Pythagorean to find EC:
EC = \(\sqrt{CD^2 - ED^2}\)EC = \(\sqrt{5^2 - 4^2} = \sqrt{9} = 3\) cmAnswer:
3 cm
Step-by-step explanation:
mark brainest
Divide using long division. Check your answer. (5x^2-3x+2) / (x-1) The quotient is _____ with remainder _____.
Long Division of Polynomials
Divide:
\(5x^2-3x+2\text{ by }x-1\)Arranging dividend and divisor for the long division procedure:r thefrrrArA
\(x-1\text{ \mid 5}x^2-3x+2\)Divide the first term of the dividend by the first term of the divisor:of the d
\(\frac{5x^2}{x}=5x\)\(\begin{gathered} \text{ }5x \\ x-1\text{ \mid }5x^2-3x+2 \end{gathered}\)Multiply 5x by the divisor: div
\(5x*(x-1)=5x^2-5x\)Subtract this product from the dividend:
\(\begin{gathered} \text{ }5x \\ x-1\text{ \mid }5x^2-3x+2 \\ \text{ }5x^2-5x \\ \text{ }2x+2 \end{gathered}\)Now divide 2x+2 by x = 2. Repeat the procedure:rocedurrocedu
\(\begin{gathered} \text{ }5x+2 \\ x-1\text{ \mid }5x^2-3x+2 \\ \text{ }5x^2-5x \\ \text{ }2x+2 \\ \text{ }2x-2 \\ \text{ 4} \end{gathered}\)The quotient is 5x + 2 and the remainder is 4
a
Evaluate the expression when a = -6 and y=2 . a-6y
Answer:
-18
Step-by-step explanation:
So we have the expression:
\(a-6y\)
And we want to evaluate it when y=2 and a=-6.
Substitute in these values:
\(=(-6)-6(2)\)
Multiply:
\(=(-6)-12\)
Subtract:
\(=-18\)
Answer:
-18
Step-by-step explanation:
We are given the expression:
\(a-6y\)
and asked to evaluate when a= -6 and y=2.
Therefore, we must substitute -6 in for a and 2 in for y.
\(a-6y , a=-6, y=2\)
\((-6)-6(2)\)
Solve according to PEMDAS: Parentheses, Exponents, Multiplication, Addition, and Subtraction.
Multiply 6 and 2.
\((-6)-(6*2)\)
\((-6)-(12)\)
\((-6)-12\)
Subtract 12 from -6.
\((-6-12)\)
\(-18\)
The expression a-6y when evaluated for a=-6 and y=2 is equal to -18.
The amount of time in seconds, t, it takes for a bungee jumper to free fall is given by the function t equals the square root of the quantity d over 16 end quantity comma where d represents the distance that the object falls, in feet. If a bungee jumper free falls for 5 seconds, how far does the jumper fall? (5 points)
400 feet
160 feet
6,400 feet
80 feet
If the amount of time in seconds, t, it takes for a bungee jumper to free fall is given by the function t equals the square root of the quantity d over 16. The distance the jumper fall is: A 400 feet.
How to find the distance?Using this formula to find the distance by solving for d
t=√d/q
Where:
t = Time = 5 seconds
d = Distance = ?
q = Quantity = 16
So,
5 seconds=√d/16
d=16x5²
d=16 × 25
d= 400 feet
Therefore we can conclude that the correct option is A.
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I’m in need of your help
Answer:
The Vertex is (2,4)
Which equations can be used to find the lengths of the legs of the triangle? Select three options. 0.5(x)(x + 2) = 24 x(x + 2) = 24 x2 + 2x – 24 = 0 x2 + 2x – 48 = 0 x2 + (x + 2)2 = 100
None of the provided equations are direct formulas for finding the lengths of the legs of a triangle.
What is equation?A mathematical definition of an equation is a claim that two expressions are equal when they are joined by the equals symbol ("="). For illustration, 2x - 5 Equals 13.
Here,
5 and 13 are phrases for 2x.
FROM THE QUESTION?
The number of x, which is one of the lengths of a right triangle's legs, can be determined by solving the quadratic equation \(0.5(x)(x+2)=24\) . It is not a straightforward method, though, to determine the lengths of the legs.
It is possible to simplify and calculate the quadratic equation \(x(x+2)=24\) to determine the values of x, which correspond to the lengths of a rectangle whose area is 24. Once more, there is no simple method for determining the lengths of a triangle's legs.
You can simplify and calculate the equation \(x^2+(x+2)2=100\) to determine the value of x, which is one of the lengths of a right triangle's legs. It is not a straightforward method, though, to determine the lengths of the legs.
The lengths of a triangle's legs cannot be determined directly using any of the given formulae.
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Chidi measured the angle of elevation
of a tree and found it was 38°. He then
valked 25 m towards the tree and
measured the angle of elevation again
bo be 50°.
Find the actual height of the tree
d Find the total distance to the bot-
tom of tree from Chidi's initial
position
Answer: 56.72 m, 72.6 m
Step-by-step explanation:
Given
The initial angle of elevation is \(38^{\circ}\)
after walking 25 m, the angle of elevation is \(50^{\circ}\)
In \(\triangle ABD\)
\(\Rightarrow \tan 38^{\circ}=\frac{h}{x+25}\)
\(\Rightarrow h=\tan 38^{\circ}(x+25)\quad \ldots(i)\)
In \(\triangle ABC\)
\(\Rightarrow \tan 50^{\circ}=\frac{h}{x}\\\\\Rightarrow h=x\tan 50^{\circ}\quad \ldots(ii)\)
From (i) and (ii)
\(\Rightarrow x\tan 50^{\circ}=(x+25)\tan 38^{\circ}\\\Rightarrow 1.191x-0.781x=25\times 0.781\\\Rightarrow 0.4104x=19.532\\\Rightarrow x=47.59\approx 47.6\ m\)
\(\Rightarrow h=47.6\times \tan 50^{\circ}=56.72\ m\)
The distance of tree bottom and Chidi's is
\(\Rightarrow x+25=47.+25=72.6\ m\)
Write a recursive formula and an explicit formula for the following arithmetic sequence.
5, 3, 1, -1, ...
A recursive formula is a1 = , an = |
(Simplify your answers. Use integers or decimals for any numbers in the expressions.)
An explicit formula is an =
(Simplify your answer. Use integers or decimals for any numbers in the expression.)
Answer:
Step-by-step explanation:
Rewrite each fraction with a denominator of 12.
3
4
5
3
The equivalent fractions with a denominator of 12 are
3/4 = 9/125/3 = 20/12How to rewrite the fractionsTo rewrite each fraction with a denominator of 12, we need to find an equivalent fraction that has 12 as its denominator.
3/4 can be rewritten as (3/4) * (3/3) = 9/12.
5/3 can be rewritten as (5/3) * (4/4) = 20/12.
Therefore, the fractions with a denominator of 12 are:
3/4 = 9/12
5/3 = 20/12
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complete questions
Rewrite each fraction with a denominator of 12.
3/4
5/3
How many solutions does each system of {y+4x=7 −2y−4=8x
The system of equations y+4x=7 and −2y−4=8x has no solutions.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The given system of equations are
y+4x=7 ...(1)
−2y−4=8x...(2)
2y+8x=-4
From equation 1
y=7-4x
Simplifying and solving for x, we get:
-14 + 8x - 4 = 8x
-18 = 0
This is a contradiction, since -18 is not equal to 0. Therefore, there is no solution that satisfies both equations.
Hence, the system of equations has no solutions.
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Los organizadores de la Feria de Alimentos colocan un contenedor de agua que mide 2,76 metros de largo, por 23,5 decímetros de ancho y por 196 centímetros de alto. ¿Cuál es el volumen del contenedor? Expresa la respuesta en metros cúbicos con aproximación a centésimos.
The volume of the container is approximately 12.9516 cubic meters when rounded to the nearest hundredth.
To find the volume of the container, we need to multiply its length, width, and height. Let's convert the given measurements to meters to ensure consistent units.
The length of the container is 2.76 meters.
The width of the container is 23.5 decimeters, which is equal to 2.35 meters (since 1 decimeter = 0.1 meters).
The height of the container is 196 centimeters, which is equal to 1.96 meters (since 1 meter = 100 centimeters).
Now we can calculate the volume of the container:
Volume = Length × Width × Height
Volume = 2.76 meters × 2.35 meters × 1.96 meters
Volume ≈ 12.9516 cubic meters (rounded to four decimal places)
Therefore, the volume of the container is approximately 12.9516 cubic meters when rounded to the nearest hundredth.
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c) Evaluate: 3√11x√2
Answer:
\(3\sqrt{22}\)
Step-by-step explanation:
The product of roots with the same index is equal to the root of the product \(3\sqrt{11*2}\)
Multiply
Which are correct statements regarding proofs? Select three options.
In a paragraph proof, statements and their justifications are written in sentences in a logical order.
A two-column proof consists of a list statements and the reasons the statements are true.
A flowchart proof gives a visual representation of the sequence of steps without justifications.
A flowchart proof is a visual way of describing the statements and reasons for a proof.
A two-column proof lists only the given information and what is to be proven
Three correct statements connoting proofs are:
In a paragraph proof, statements and their justifications are written in sentences in a logical order. A two-column proof consists of a list statements and the reasons the statements are true. A flowchart proof gives a visual representation of the sequence of steps without justifications.What is a proof statement?A proof statement simply refers to a particular statement unleashing evidences and points that prove a claim to be true. The three major types of proof are:
Flowchart proofParagraph proofTwo-column proofIn conclusion; a proof statement is a statement which convinces that a claim is absolutely true.
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Answer:
A: In a paragraph proof, statements and their justifications are written in sentences in a logical order.
B: A two-column proof consists of a list statements and the reasons the statements are true.
D: A flowchart proof is a visual way of describing the statements and reasons for a proof.