Question

What is the area of a circle with a diameter of 22 meters? Use 22/7 for pi .

choices:
374 m^2
370 6/7 m^2
380 2/7 m^2
377 1/7 m^2

Answer 1

for a circle the area is\[A=\pi r^2\]and the radius is one half the diameter\[r=\frac d2\]

Answer 2

area of circle is pi*rad^2