Question

Q. 1. If AB is a chord of a circle of centre O such that the chord AB subtends an angle o at O
and length of chord AB is l units. If A is the area of sector AOB then
Ꮎ ]10Ꭺ
prove that l =12 sin
2. πθ
A А
(12 M
B​

Answer 1

Answer:

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