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Earn +20 ptsQ: Area of a circle that has diameter of 3 cm?
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What is the diameter of a circle that has an area of 12.56 square cm?
3.4 cm to 3 dp.
What is the area of a circle if the diameter is 12.8 cm?
Area = pi*6.42 = 128.679 square cm to 3 dp
What is the area of a circle with a diameter of 14 cm?
Area = pi*72 = 153.938 square cm to 3 decimal places
What is the area of a circle if the diameter is 1.4 cm?
Area = pi*0.72 = 1.539 square cm to 3 decimal places
What is the area of a circle with a diameter of 63 cm?
area = pi*31.52 = 3117.245 square cm to 3 decimal places
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