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The diameter of a circle is 3ft find its area to the nearest 10th

2 Answers

3 votes

Answer:

A ≈ 7.1 ft²

Explanation:

The area (A) of a triangle is calculated as

A = πr² ( r is the radius )

Here diameter = 3 , then r = 3 ÷ 2 = 1.5 , then

A = π × 1.5² = 2.25π ≈ 7.1 ft² ( to the nearest tenth )

User Ketu
by
4.3k points
1 vote

Answer:

6ft

Explanation:

the 3 ft is multiple to 3

User Sadiel
by
3.7k points