Find the area of each of the following plane figure:
1. A circle of radius 20 cm.
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Find the area of each of the following plane figure:
1. A circle of radius 20 cm.
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Answer:
= 1257.142857142857cm²
Step-by-step explanation:
Area of circle= πr²
Radius=20cm
Required area=22/7 × 20 × 20
=1257.142857142857cm²
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Answer:
A ≈ 1256.64
Step-by-step explanation:
r = 20
A = πr² = π · 20² ≈ 1256.63706