What is the area of a circle having radius 3
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Answered by
3
Answer:
Step-by-step explanation:
Radius = r = 3
Area = π × r2
= π × 32
= π × (3 × 3)
= 3.14159... × 9
= 28.27 (to 2 decimal places)
Answered by
4
Step-by-step explanation:
area of circle = πr^2
r = 3
= πr^2
= π*9
= 9π.
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