Question

The area of a circle is 85.59m. Find the length of the diameter rounded to 1 DP.

Answer 1

Answer:

Diameter = 10.4m

Step-by-step explanation:

area of circle = π × radius²

85.59m² = 3.14 × radius²

27.25m² = radius²

5.2m = radius

Diameter = 2×radius

Diameter = 10.4m