Question

Easy Math Problems, Please Solve Them For Me.
1. The diameter of a circle is 8 cm. Find its (a) radius and (b) circumference step by step.
2. The diameter of a circle is 6 cm. Find its (a) diameter and (b) circumference step by step.

Please Help Me. I seriously need help.

Answer 1

Answer:

Step-by-step explanation:

1)

(a)Diameter=8cm

radius= diameter/2

hence,

radius= 8/2 =4cm

(b)

circumference= 2 x π x radius

hence,

circumference= 2 x 22/7 x 4

=25.1428571

or 25.14

This is for the first part only (too lazy)