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Yuliya22 [10]
4 years ago
12

Please help me. Area of a circle

Mathematics
2 answers:
kupik [55]4 years ago
5 0

Answer:

\boxed{\sf Area = 12.6 \:  {cm}^{2}}

Given:

Radius of circle (r) = 2 cm

To Find:

Area of circle

Step-by-step explanation:

\sf Area \:  of \:  circle = \pi {r}^{2}  \\  \\  \sf \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 3.14 \times  {2}^{2} \\  \\  \sf \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  =3.14 \times 4 \\  \\  \sf \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  =12.56 \:  {cm}^{2} \\  \\  \sf \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \approx 12.6 \:  {cm}^{2}

Scilla [17]4 years ago
3 0

Answer:

Area = πr²

= π * 2²

= 3.14 * 4

= 12.6

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