Question
Find the area of the circle whose diameter is 10m. Express your answer in cm2. [2 MARKS]
Answer: Option A
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Formula: 1 Mark
Answer: 1 Mark
Given that
The diameter of a circle is 10m.
Area of the circle whose radius is R is π×(R)2
Radius of the given circle = 102
= 5m
Area of the given circle = π×(5)2
= 78.5m2
= 785000cm2
Area of the required circle is 785000cm2
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