The correct answer is a. 12.56 mm2.
To find the area of the circle, we use the formula:
Area = pi x radius^2
Given, radius = 4mm and pi = 3.14
So, the area = 3.14 x 4^2
= 3.14 x 16
= 50.24 mm2
Therefore, the area of the circle is 12.56 mm2.
What is the area of the circle? Use 3.14 for pi. 4 mm
a. 12.56 mm2
b.25.12 mm2
c. 50.24 mm2
d. 502.4 mm2
1 answer