Math, asked by decroxxzz, 2 months ago

if the diameter of a protractor is 2.8 cm then find its perimeter​

Answers

Answered by ar9522317
1

Step-by-step explanation:

diameter=2.8cm

so, radius=1.4cm

perimeter or circumference= 2πr

=2*22/7*1.4

=8.8cm

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