Question

Ifr, and r, are the radii of two concentric circles and (r, > r). If the chord of the larger circle AB touches the inter circle. Find the value of AB​

Answer 1

Answer:

Q-8

If radii of two concentric circles are 28 cms and 18 cms respectively. If the

perimeter and the area of the circles are numerically equal. Then find the

radius of the circle.

If 15 tan = 8 Find values of cos & Cosec o.

0-9.