Question

Hi Guys please help me xx
8 of 10
Find the area of a circle with radius,
r
= 87cm.
Give your answer rounded to 3 SF.

Answer 1

Answer:

A

23778.71

Step-by-step explanation:

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Answer 2

Answer:

A ≈ 23800 cm²

Step-by-step explanation:

The area (A) of a circle is calculated as

A = πr² ( r is the radius ) , then

A = π × 87² = 7569π ≈ 23800 cm² ( to 3 significant figures )