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queen582
19.10.2021 •
Mathematics
A circle has a radius of 5cm. find its area and circumference.
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Ответ:
A = 78.5
C = 31.4
Step-by-step explanation:
Circumference = 2πr
r = 5
C = 2(3.14)(5)
Circumference = 31.4
Area =![\pi r^2](/tpl/images/2512/0354/8463b.png)
r = 5
A =![(3.14)(5^2)=(3.14)(25)=78.5](/tpl/images/2512/0354/483b1.png)
Ответ: