Answer:
a = 1256cm²
Step-by-step explanation:
a = area, π = 3.14, r = radius
a = π r²
a = 3.14 x (20²)
a = 3.14 x 400
A circle of radius 20 cm
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Answer:
a = 1256cm²
Step-by-step explanation:
a = area, π = 3.14, r = radius
a = π r²
a = 3.14 x (20²)
a = 3.14 x 400
a = 1256cm²
Answer:
A circle of radius 20 cm
Step-by-step explanation: