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1 vote
The radius of a grapefruit is 5/2 inches. What is the approximate surface area ? Use 22/7 for π.

2 Answers

4 votes

Answer:

19.6 in^2 approximately.

Explanation:

Assume it's close to being a sphere.

So the approximate surface area

= 4 pi r^2

= 4 * 22/7 * (1/2* 5/2)^2

= 19.6 in^2.

User Eduardo Bautista
by
4.1k points
1 vote

Answer:

550/7

Explanation:

User Quinones
by
4.2k points