Asked by annika frost

a pizza is 22 cm and a third of it is covered in cheese what area is that that has been covered in cheese

Answers

Answered by Reiny
I will assume that the diameter of the pizza is 22 cm, so the radius r is 11

Area of whole pizza = pi(11)^2
= 121pi cm^2
= appr. 380 cm^2

so 1/3 of that is 126.7 cm^2

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