Answer:
A ≈ 113.0 cm²
Explanation:
the area (A) of a circle is calculated as
A = πr² ( r is the radius )
here diameter = 12 cm , then r = 12 ÷ 2 = 6 cm , then
A = 3.14 × 6²
= 3.14 × 36
≈ 113.0 cm² ( to the nearest tenth )
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