Math, asked by moulali264842, 7 months ago

find the area and perimeter d=20cm​

Answers

Answered by frozenPearl93
1

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Perimeter of square =20cm∴4a=20

a=5

area of square =a

2

=5 2

=25cm 2¡

Answered by byaswanth2005
0

Answer:

area = 314.28

perimeter = 62.87

Step-by-step explanation:

diameter = 20 cm

radius * 2 = diameter

Therefore,

radius = 10 cm

perimeter =

2\pi r\\2*\frac{22}{7}*10\\=62.87cm

Area =

\pi r^2\\=\frac{22}{7}*100\\=314.28 ~cm^2

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