Download the app

Questions  

A chord of length 16  units is at a distance of 6  units from the centre of a circle then its radius is

a
9
b
10
c
11
d
7

detailed solution

Correct option is B

Given that d =distance from centre to the chord=6 and given length of the chord=16 i.e., 2r2−d2=16 ⇒r2−36=8 ⇒r2=100 ⇒r=10

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

If the length of the chord of the circle x2 + y2 = r2 along the line y - 2x = 3 is r, then r2 is equal to


phone icon
whats app icon