A baker uses a coffee mug with a diameter of 8cm to cut out circular cookies from a big sheet of cookie dough. What is the area A of each cookie? Give your answer in terms of pi.

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asked Nov 8, 2018 63.9k views

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A baker uses a coffee mug with a diameter of 8cm to cut out circular cookies from a big sheet of cookie dough. What is the area A of each cookie? Give your answer in terms of pi.

Mathematics
middle-school

Venkatareddy asked

by Venkatareddy

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diameter = 8 cm

radius = diameter/2 = 4 cm

A = pi * r^2

A = pi * (4 cm)^2

A = 16pi cm^2

Sergey Chepurnov answered Nov 12, 2018

by Sergey Chepurnov

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