Question

The pizza has a diameter of 15 cm what is the approximate circumference of the pizza use 3.14 as an estimate

Answer 1

47.1 should be your answer, the formula to finding the circumference of a circle is 2 x pi x r and in this case, r is 7.5 because thats half of 15. So 2 x 3.14 is 6.28 x 7.5 is 47.1