Question

find the perimeter of perimeter of protractor 7cm​

Answer 1

Answer:-

= 36cm

Explanation:-

radius of protector = 7cm

perimeter of semicircle = πr = 7π

so , perimeter of whole protector

=> 7π + 7+7

=>7π + 14

=>7 * 22/7 + 14

=>22 + 14

=>36cm

Answer 2

Answer:

= 36cm

Step-by-step explanation:

radius of protractor = 7cm

perimeter of semicircle = πr = 7π

so, the perimeter of a whole protector  

= 7π + 7+7  

=7π + 14

=7 * 22/7 + 14  

=22 + 14  

=36cm