Question

a circle has a radius of 4.6cm work out the length of the circumference give your answer in 1 decimal place

Answer 1

Explanation:

4.6+4.6=8.12

8.1 to one decimal place

the radius is half the length.

Answer 2

28.9

Explanation:

2x π x 4.6= 28.90265241

rounded to 1.d.p = 28.9