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Vedmedyk [2.9K]
3 years ago
12

PLEASE HELP!!!

Mathematics
2 answers:
AnnZ [28]3 years ago
6 0

Answer:

= 15.7 \:  \: units \\  = 5\pi

Step-by-step explanation:

\frac{180}{360}  \times 2\pi \: r \\  \frac{1}{2}  \times 2 \times 3.14 \times 5 \\  = 15.7 \:  \: units \\  = 5\pi

hope this helps

brainliest appreciated

good luck! have a nice day!

Eva8 [605]3 years ago
4 0

Answer:

5π or 15.7

Step-by-step explanation:

the arc of the semicircle 1/2 circumference of circle = diameter*π =2*radius*π

radius = 5 so

1/2 *2*5*π =5π or 5*3.14 = 15.7

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Answer:

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Step-by-step explanation:

Let c represent the length of the third side. The perimeter is the sum of the three side lengths.

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