Question

Find the circumference of the following figure, which is a semicircle having a diameter of 42cm. Take = 2/7

Please answer this question correctly ​

Answer 1

Step-by-step explanation:

circumference of semicircle= πr

= 22/7 × 42

= 22×6

= 132 cm

Answer 2

Answer:

66 cm

Step-by-step explanation:

circumference of a semi circle = (22/7) x radius

= (22/7)*21

= 66 cm