8. A circular plate has a diameter of 21 cm. (b) Find its circumference.

Question

asked Feb 11, 2024 2.2k views

1 Answer

Kern Cheh · Answer 1 · 2024-02-16T03:21:01+0000

Answer:

diameter = 21cm

radius = 10.5cm

circumference =2*pi*r = 2*pi*10.5 = 21pi approximately 65.94cm

or circumference= d*pi = 21*pi about 65.94cm

pi = 3.14

Explanation: