Answer:
52.36%
Step-by-step explanation:
I did this problem on a test
52.33% is the percentage of the triangle does the circle cover.
What is Circle?A circle is a shape consisting of all points in a plane that are at a given distance from a given point, the centre.
Area of triangle = 24 sq units
Center of Circle is at (0, 0) and the circle passes through (1.2, 1.6).
We need to find the percentage of triangle covered by circle.
we need to find the area of circle.
To find the area of circle, we need the radius of circle.
Radius of circle is the distance between the center of circle and any point that lies on the periphery of the circle.
Radius = =√(1.2-0)²+(1.6-0)²
=2 units
Now, area of circle is given by the formula:
Area = πr²=3.142×4=12.56 sq units
Percentage of Triangle covered:
Area of circle/Area of triangle × 100
12.56/24× 100
52.33%
Hence, 52.33% is the percentage of the triangle does the circle cover.
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If A = -3n + 2, and B = 5n - 7, what is the value of A + B, in simplest form?
2 n - 5
-8 n - 5
-3 n
2 n + 9
Answer:
2n - 5
Step-by-step explanation:
Pre-SolvingWe are given that A is -3n + 2 and B is 5n - 7.
We want to find the value of A + B in its simplest form
Finding it in its simplest form means we combine all of the like terms together.
SolvingWe can replace A with -3n + 2 and B with 5n -7
A + B => -3n + 2 + 5n - 7
Combine the terms with n together.
-3n + 5n = 2n
Combine the numbers together.
2 - 7 = -5
Now, add 2n and -5 together.
2n + -5
This can be simplified to be:
2n - 5
This expression can't be simplified anymore, so this means that 2n - 5 is its simplest form.
Answer:
2n-5
Step-by-step explanation:
to solve this problem, you would have to add (-3n+2)+(5n-7). -3n+5n=2n and 2+(-7)=-5. Therefore, A+B=2n-5.
What is 52% of 25?
And now I’m just writing more letters so this app doesn’t tell me that my question is to short smh.
Answer:
13
Step-by-step explanation:
25 x 0.52 = 13
Step-by-step explanation:
\(52 \% \times 25\\\\\frac{52}{100} \times 25\\0.52 \times 25\\= 13\\\\\frac{52}{100} \times 25\\Use ; 25 -to -divide -;100\\= 52/4\times 1/1\\= \frac{52}{4} \\\\= 13\\\)
(Being Timed) Which of the following relations is NOT a function?
Michal yard is 320 acres if he mowed 2/5 of his yard on friday how many acres does he have left to mow on saturday P.S you get 25 points when you answer HELPPPP IS IT 128 0r 192
Answer:
128
Step-by-step explanation:
320 divided by 5 is 64, so 1/5 is 64, so 64 + 64 is 128
edit: OH MY GOD THIS IS WRONG I JUST REALIZED IM SORRY
the actual answer is 192
The base of this pyramid is a rectangle. How many congruent faces does this pyramid have?
The pyramid has 4 congruent faces.
The pyramid has 5 congruent faces.
The pyramid has 1 pair of congruent faces.
The pyramid has 2 pairs of congruent faces.
Answer: The Pyramid has 2 pairs of congruent faces
Step-by-step explanation:
The explanation of congruent is the face has the same shape and same size. On rectangle pyramid, the height triangle are 2 same faces and 2 same faces, so it has 2 pairs of congruent faces
The two dot plots below compare the forearm lengths of two groups of schoolchildren:
Based on visual inspection of the dot plots, which group appears to have the longer average forearm length? (5 points)
a
Group B, because three children in the group have the least forearm length of 11 inches
b
Group A, because three children in the group have the least forearm length of 11 inches
c
Group A, because seven children have a forearm length longer than 12 inches
d
Group B, because two children have a forearm length longer than 12 inches
Answer: B
Step-by-step explanation:looky
I need help with this question, I'm not very good at math and all help is appreciated!
Answer:
A
Step-by-step explanation:
We can solve for H by isolating it on one side of the equation, as follows:
J/H - I/H = G
Taking H as the common denominator:
(J - I)/H = G
Multiplying both sides by H:
J - I = GH
Adding I to both sides:
J = GH + I
Dividing both sides by G:
H = (J - I)/G
So the answer is
(A)
H = (J - I)/G.
Answer: A
Step-by-step explanation:
\(\frac{J}{H} = G + \frac{I}{H}\) >Since you are solving for H bring I/H to the other side
by subtracting I/H from both sides
\(\frac{J}{H}- \frac{I}{H} = G\) >There is a common denominator so you can
combine the fractions
\(\frac{J-I}{H} = G\) >Multiply both sides by H or cross multiply whichever
way your mind things about how to get H on top
\(J-I = G(H)\) >Divide both sides by G
\(\frac{J-I}{G} = H\) >Answer is A
Help :l Thank you very very very much...
Answer:1152 ft^2
Step-by-step explanation:
i'm so confuzzled, please help
Step-by-step explanation:
0.5% of w is 12 is what they are asking
0.5% of w = 12. Only the first answer has the equation equal to 12, so the first part is
\(12 = 0.005 \times w\)
Now to solve it, we want to get W alone, we can do that by dividing 0.005 on both sides. Since right now it's being multiplied we must do the opposite
\(w = \frac{12}{0.005} = 2400\)
Answer:
0.5% of w is 12 is what they are asking0.5% of w = 12. Only the first answer has the equation equal to 12, so the first part isNow to solve it, we want to get W alone, we can do that by dividing 0.005 on both sides. Since right now it's being multiplied we must do the opposite
Step-by-step explanation:
HELP ME PLZZZ
Don't answer if you don't know, thx
The Marysville Fire Department was sent to rescue a cat from a tree. The firefighters laid a 25-foot ladder against the tree at a height of 24. How far was the ladder from the tree?
Answer:
I'd say option A
Step-by-step explanation:
5 ft
Karen spends $450 per month on bills. If 1/10 is for wifi, 2/9 if for utilites, and the remaining amount is for rent, how much is her rent payment?
Answer:305
Step-by-step explanation:
(2/9)*450=100
(1/10)*450=45
100+45=145
450-145=305
You want to put a fence around your pool so that no one will fall in and drown. How much fencing do you need? Length 12 ft Width 8 fT
Answer: 40ft
Step-by-step explanation:
To find how much fence is need you will need to figure out the perimeter of the pool.
To find the perimeter add all the side lengths together, or use the formula 2(l+w)
2(l+w)=2(20)=40
40ft
PLease solve it as fast has you can
Answer:
\(f^{-1}\left(f(576)\right)=\boxed{576}\)
\(f^{-1}(-7)+f(-7)=\boxed{13}\)
Step-by-step explanation:
The inverse of an invertible function with the domain of all real numbers is obtained by reflecting the original function across the line y = x, which swaps the input and output values of the function. Therefore, (x, y) → (y, x).
Given table:
\(\begin{array}{lrrrrrr}\vphantom{\dfrac12}x&-7&11&-13&6&5&-9\\\cline{1-7}\vphantom{\dfrac12}f(x)&7&12&8&-7&13&5\end{array}\)
Inverse function:
\(\begin{array}{lrrrrrr}\vphantom{\dfrac12}x&7&12&8&-7&13&5\\\cline{1-7}\vphantom{\dfrac12}f^{-1}(x)&-7&11&-13&6&5&-9\end{array}\)
If we have a function f(x), the inverse function is denoted as f⁻¹(x), and it has the property that f⁻¹(f(x)) = x for all valid inputs x in the domain of f(x).
Therefore:
\(\large\boxed{f^{-1}\left(f(576)\right)=576}\)
The value of f(-7) is the value of f(x) when x = -7. Therefore, reading from the original table, f(-7) = 7.
The value of f⁻¹(-7) is the value of f⁻¹(x) when x = -7. Therefore, reading from the inverse function table, f⁻¹(-7) = 6.
Therefore:
\(\large\boxed{\begin{aligned}f^{-1}(-7)+f(-7)&=6+7\\&=13\end{aligned}}\)
Please help me ASAP!! I will give Brainliest!!
When multiple glaciers start their downward flow from a single point, they create a _____.
A canyon, a mountain cliff, a mountain peak, a natural arch, or a table mountain?
Answer:
Mountain peek
Step-by-step explanation:
Pyramid like structure
Answer:
Mountain Peak
Step-by-step explanation:
Mountain peak termed as Pyramidal peak is formed by the movement of multiple glaciers. When glacier starts moving from a central point there by causing erosion of consolidated land mass to form angular and sharp mountain peak.
A glacier while moving/melting carries away the base material attached to it by two ways either plucking or abrasion. Mountain peaks get exposed when the glacier melts down
how many more cartons are needed to hold 1500 books in cartons of 10 than in cartons of 15?
The cartoons of 10 be 150 and cartoons of 15 be 100.
What is Unitary method?It is a method where we find the value of a single unit from the value of multiple units and the value of multiple units from the value of a single unit.
Steps to Use Unitary MethodFirst, let us make a note of the information we have. There are 5 ice-creams. 5 ice-creams cost $125.
Step 1: Let’s find the cost of 1 ice cream. In order to do that, divide the total cost of ice-creams by the total number of ice-creams. The cost of 1 ice-cream = Total cost of ice-creams/Total number of ice-creams = 125/5 = 25. Therefore, the cost of 1 ice cream is $25.
Step 2: To find the cost of 3 ice-creams, multiply the cost of 1 ice cream by the number of ice-creams. The cost of 3 ice-creams is cost of 1 ice-cream × number of ice-creams = 25 × 3 = $75. Finally, we have the cost of 3 ice-creams i.e. $75.
Given:
total books = 1500
So, cartoons of 10 needed
=1500 / 10
=150 cartoons
and, cartoons of 15 needed
=1500/15
=100 cartoons
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No Bots pls and ill give brainly when two people answer
DETERMINE THE NEGATIVE AND POSITIVE INTERVAL ANSWER WRITTEN AS INEQUALITY OR INTERVAL NOTATION
Mrs. Kipe adds a small fence around her rectangular garden. The garden measures 5.2 feet by 9.75 feet.
How many feet of fencing does Mrs. Kipe need for her garden?
A 29.9 ft
B 14.95 ft
C 30.5 ft
D 50.7 ft
Please help me I don’t understand I will make you the brainliest if you show your work!
Answer:
The solution to the equation (1/2)c - 8 = 4 is c = 24.
Step-by-step explanation:
To solve the equation:
(1/2)c - 8 = 4
We want to isolate the variable c on one side of the equation, so we need to perform inverse operations to both sides of the equation to simplify it.
First, we add 8 to both sides of the equation:
(1/2)c - 8 + 8 = 4 + 8
Simplifying the left side by canceling out -8 and +8:
(1/2)c = 12
Next, we multiply both sides of the equation by 2 to eliminate the fraction:
2 × (1/2)c = 2 × 12
Simplifying the left side by canceling out 2 and 1/2:
c = 24
Therefore, the solution to the equation (1/2)c - 8 = 4 is c = 24.
Convert the number to scientific notation.
0.08 = ... x 10 to what power
Step-by-step explanation:
\( \huge0.08 = 8 \times {10}^{ - 2} \)
8 - 5b = -7 ?? whats the b
Answer:
b=3
Step-by-step explanation:
Isolate the b:
8-5b=-7Subtract 8, -5b=-15Divide by -5, b=3Check your answer:
8-5(3)=-78-15=-7-7=-7HALP PLZZZZZZZZZZZZZZZZZZZZZZ
The answer is 72
You take the answer chooses and divide them by the denominators.
Consider the standard form of an exponential function:
\(y=a(b)^x\)
How does changing the base number (inside the parentheses) change your graph?
Answer:
Step-by-step explanation:
Challenge 1
We have exponential decline if 0 b 1. As you move from left to right, the curve will get less steep.
If b is greater than 1, exponential growth is present, and the curve slopes upward from left to right.
Examples include exponential decline (y = 2(0.5)x) and exponential growth (y = 2(1.2)x).
Remember that b cannot be negative.
===========================================
Challenge 2
In the general template provided, enter x = 0.
y = a(b)^x
y = a(b)^0
y = a(1) (1)
y = a
When x = 0 is plugged in, the result is y = a.
The curve is therefore on the point (0,a). The y intercept appears here. It is the point when the curve veers off the y axis. The y intercept is altered if the value of "a" is altered.
Examples:
The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.
Mountain View School Seaside School
0 5, 8
9, 8, 2, 0 1 0, 1, 2, 5, 6, 8
8, 7, 6, 5, 5, 4, 4, 3, 1, 0 2 5, 5, 7, 7, 8
0 3 0, 6
Key: 2 | 1 | 0 means 12 for Mountain View and 10 for Seaside
Part A: Calculate the measures of center. Show all work. (2 points)
Part B: Calculate the measures of variability. Show all work. (1 point)
Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)
Please help me answer.
Answer: First blank is 15 then 28 then 25 in the last blank.
Step-by-step explanation:
On the left side column it is going up by 5 and the right column is going up by 7.
Please help, screenshot!
Answer:
4/7
Step-by-step explanation:
class total = 21
chance of picking one of 12 boys out of 21.
12/21 which can be simpilfied to 4/7
PLS HELP!! /BRAINLIST (DONT PUT AN RANDOM ANSWER) PLS HELP ASAP
also if u just put anything I'll report you
Answer:
Step-by-step explanation:
2(2 color pants)*4(4 colored shirt)*2(2 colored tie)=16
Tree diagram below:
Tim rarely spends more than 30 minutes watching TV in the afternoon if Tim begin watching TV at 4 p.m. would you expect him to still be watching tv at 5:00pm explain
Answer:
Yes
Step-by-step explanation:
I NEED THIS NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
For each of the figures, write Absolute Value equation in the form
|x−c=d|, where c and d are some numbers, to satisfy the given solutions:
i need help on these four questions. its finding the experimental probablility of an event. and i dont need the work just the answers. hurry this is due really soon!!!!!
Answer: .28, .16, 0, .34
Step-by-step explanation: