A coin has a diameter of 6mm. What is its area? Immersive Reader
28.26 sq mm
3.14 sq mm
10 sq mm
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Answer:
26 6/7 mm²
Step-by-step explanation:
diameter=6mm
d=2r
r=d/2
r=6/2=3 mm
Area of a circle=πr²
π=22/7
then, π×r×r=
22/7×3×3=198/7 mm²
198/7 mm²=26 6/7 mm²
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