This ordered pair makes both statements true, so A, B, and D are all the correct answers!
Answer:
314 cm ^ 2
Step-by-step explanation:
First do, 3.14 x 20 ^ 2
3.14 x 20 ^ 2 = 1,256
Then do, 1,256/4
1,256/4 = 314
Why 4?
This part of the circle is 1/4 of the entire circle.
What does ^ mean?
It's just a way to say to the power of on a computer.
Hope this helps! :)
Answer:
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Step-by-step explanation:
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<u>7. Ans ;</u></h3>

So ;

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So ;

I hope I helped you^_^
DECA=10, decagon = 10 sides.
since each side is 1.8 long, all 10 sides will be 10*1.8 or 18 units long, so that'd be the perimeter then,
The median is 19.5. 16+23 is 39. 39/2 is 19.5