Question

What is the circumference of a circle having area 38.5 sq. cm. ?


a.22 cm

b.24 cm

c.11 cm

d.44 cm

​

Answer 1

Answer:

⇒ Draw a line segment AB=4.5cm

⇒ Take B as center and draw an angle of 60

⇒ Cut off BC=5.5cm

⇒ Take A as with radius 4.8cm and draw an arc.

⇒ Take C as with radius 5cm and draw an arc, which cuts off previous arc at point D

⇒ Join CD and AD.

Step-by-step explanation:

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