A porch has the shape of a semicircle with a diameter of 7 ft.


What is the approximate area of the porch, rounded to the nearest square foot? Use 3.14 to approximate pi.
Help!

4 answers

A = pi * r^2

A = 3.14 * 3.5^2

A = 38.465

38.465/2 = ________ square feet of semicircle
It is 19.2325
yes
19.2325 rounded is like 19