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Archy [21]
3 years ago
7

A circle is drawn within a square as shown. What is the best approximation for the area of the shaded region? Use 3.14 to approx

imate pi.
Mathematics
1 answer:
san4es73 [151]3 years ago
6 0
Area of the square:
A ( square ) = 10² = 100
Area of the circle:
A ( circle ) = 5² π = 25 · 3.14 = 78.5
Area of the shaded region:
A = 100 - 78.5 = 21.5
Answer:
A ) 21.5 cm² 
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The data indicate the following approximate percentages:
Mariana [72]

Answer:

Answer 1:

2,147,616

Answer 2:

5,145,330

Answer 3:

3,758,328

Answer 4:

8,157,958

Step-by-step explanation:

These are all correct i got 10/10.

8 0
2 years ago
Which equation does not represent a direct variation?
tatuchka [14]
Okay I think there has been a transcription issue here because it appears to me there are two answers. However I can spot where some brackets might be missing, bear with me on that.

A direct variation, a phrase I haven't heard before, sounds a lot like a direct proportion, something I am familiar with. A direct proportion satisfies two criteria:

The gradient of the function is constant s the independent variable (x) varies

The graph passes through the origin. That is to say when x = 0, y = 0.

Looking at these graphs, two can immediately be ruled out. Clearly A and D pass through the origin, and the gradient is constant because they are linear functions, so they are direct variations.

This leaves B and C. The graph of 1/x does not have a constant gradient, so any stretch of this graph (to y = k/x for some constant k) will similarly not be direct variation. Indeed there is a special name for this function, inverse proportion/variation. It appears both B and C are inverse proportion, however if I interpret B as y = (2/5)x instead, it is actually linear.

This leaves C as the odd one out.

I hope this helps you :)
4 0
3 years ago
Becky and claire went trick or treating.At the end of the night ,they combined their candy and found they each had four large ca
Natalija [7]

Answer:

Well, You possibly did all the math depending on the question. But if it was subtraction that means there's one candy bar left

step-by-step explanation:

I hope this helped in any way!

8 0
3 years ago
What is the value of the expression |a + b| + |c| when a = –3, b = 7, and c = 1
Damm [24]

The answer is 5 hope this helps

6 0
3 years ago
Read 2 more answers
Pls help the question is here (12points) DUE TO DAY
scZoUnD [109]

Answer:

\bf Area= 90\;in

Step-by-step explanation:

<u>Area of ABCD = L * W</u>

\bf 6\times 12

\bf 72 \;in^2

<u>Area of EFGC:- L * W</u>

\bf 6 \times 3

\bf 18\; in^2

<u>Now, the area of the combind rectangles:-</u>

ABCD + EFGC

\bf 72+18

\boxed{\bf 90\; in}

5 0
2 years ago
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