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Earn +20 ptsQ: Area of paper of 21cm by 15cm?
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Continue Learning about Math & Arithmetic
What is the width of a A4 piece of paper?
29.7cm by 21cm
What is the area of a circle with the radius 21cm?
A = 1385cm2
What is the area of a circle that has a radius of 21cm?
A = 1,385.4 cm2
What is the area of the circle if the diametere is 21cm?
A = 346.36 cm2
What is the area of the base of a cylinder in 5cm and 21cm?
Area of the base of a cylinder = pi*radius2
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