a coin of radius 28mm what is the area in mm² and cm² please do the method
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2
Answer:
area of circle is πr²
radius of coin is 28mm
so area in mm²= π(28mm)²
=2463.00864 mm²
radius of coin 28 mm²= 2.8 cm
area in cm²= π(2.8)²
= 24.6300864 cm²
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Answered by
1
Answer:
area of circle is πr²
radius of coin is 28mm
so area in mm²= π(28mm)²
=2463.00864 mm²
radius of coin 28 mm²= 2.8 cm
area in cm²= π(2.8)²
= 24.6300864 cm²
Explanation:
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