Question

In a circle of diameter 40 cm, the length of a chord is 20 cm. Find the length of the mirror Arc of the chord​

Answer 1

Answer:

1

Secondary School Math 5 points

In a circle of diameter 40cm the lenght of the chord 20cm find the lenght of minor arc of the chord?

Ask for details Follow Report by Koustavbnc 05.04.2014

Answers

kopal

kopal Ace

Di. of the circle = 40 cm

then rad. = 20 cm

now chord = 20cm

the triangle formed is an equilateral triangle with each side = 20cm

Θ = 60°

now length of the arc is I = rΘ

= 20(60°*п(pi) /180°)

= 20π/3cm

hope this HELPS U WITH THE IMAGE GIVEN BELOW!!!!!!!!!!!!!!!

hope it helps you pls mark me as brainlist answer