a chord of a circle of radius 10 cm subtends a right angle at the centre find the length of the chord
Answers
Answered by
4
Answer:
A circle of radius 10 cm subtends a right angle at the centre.
Let the length of cord is AB
Acc. to Pythagoras Theorem
10^2 + 10^2 = AB^2
100 + 100 =AB^2
200 =AB^2
AB = √200
AB = 10√2
Similar questions