Question

Find the circumferences of both circles to the nearest tenth.

-5 cm
5 cm
17
1
The circumference of the blue circle is about
cm.
The circumference of the orange circle is about
cm.

Answer 1

blue circle = 62.8 cm

orange circle = 31.4 cm

Explanation:

orange circle = π2r = (3.14)(2)(5) = 31.4 cm

blue circle = π2r = (3.14)(2)(10) = 62.8 cm