Question

The button on Jeanette's coat has a radius of 4 millimeters. What is the button's area?
Use 3.14 for n.
square millimeters

Answer 1

Answer:   50.24

Work Shown:

$A = \pi*r^2\\\\A \approx 3.14*4^2\\\\A \approx 50.24$

The area of the circular button is roughly 50.24 square mm.