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Tasya [4]
2 years ago
15

help me pls! The radius of Circle A is 7 mm. The radius of Circle B is 5 mm greater than the radius of Circle A. The radius of C

ircle C is 3 mm greater than the radius of Circle B. The radius of Circle D is 2 mm less than the radius of Circle C. What is the area of each circle? How many times greater than the area of Circle A is the area of Circle D?​
Mathematics
1 answer:
bazaltina [42]2 years ago
5 0

Answer:

3.45 times

Step-by-step explanation:

530.93/153.94 = 3.4489411459

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A decorator adds vases to a mantle to decorate. She wants to use 2 matching green vases, 3 matching blue vases, and 4 matching w
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There are 2 green, 3 blue, and 4 white vases.
The green vases can be arranged in 2! = 2*1 = 2 ways.
The blue vases can be arranged in 3! = 3*21 = 6 ways.
The white vases can be arranged in 4! = 4*3*2*1 = 24 ways.

The total number of arrangements is
2*6*24 = 288

Answer: 288

3 0
3 years ago
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Answer:

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7 0
2 years ago
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The area of a square garden is 1/49 km ^2. How long is each side?
babunello [35]
1/49=x^2 where x is the side of the square

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3 0
3 years ago
Solve -17 + n/5 = 33.
vova2212 [387]
-17 + n/5 = 33

First, we can start out by regrouping our terms. This will switch our fraction and number around and also make the original addition to subtraction.
\frac{n}{5} - 17 = 33

Second, we can start out our goal by trying to get the variable (n) on one side by itself and to equal something. Let's begin by adding 17 to each side of the problem.
\frac{n}{5} = 33 + 17

Third, we can now add the numbers on the right side of our problem. Simple. Add 33 + 17 to get 50.
\frac{n}{5} = 50

Fourth, we now have to multiply both sides by 5. Why? We are getting rid of the fraction so that the variable can become by itself.
n = 50 \times 5

Fifth, our last step is to multiply 50 × 5. Use a calculator, long multiplication, etc. 50 × 5 = 250. 
n = 250

Answer: \fbox {n = 250}
4 0
3 years ago
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#4 please help me solve this
pickupchik [31]

2x - 7y = 14

x intercept is when y=0

2x = 14

x = 14/2 = 7

Answer: x intercept is 7

y intercept is when x=0

-7y = 14

y = -2

Answer: y intercept is -2

5 0
3 years ago
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