Question

The diameter of a circle in 5in.find its area to the nearest tenth

Answer 1

9514 1404 393

Answer:

19.6 in²

Explanation:

The area in terms of the diameter is given by ...

A = (π/4)d²

A = π/4(5 in)² = 25π/4 in² ≈ 19.6 in²