Question

O is the center of a circle of radius 8cm. The tangent at a point A on the circle cuts a line through O at B such that AB=15cm.Find OB​

Answer 1

Answer:

❤ANSWER ❤

OA AB.

By Pythagoras Theorem,

OB2 = OA2 + AB2

OB2 = 82 + 152

OB2 = 64 + 225

OB2 = 289

OB2 = 172

OB = 17 cm.

Step-by-step explanation:

It's priya mathur

Answer 2

______Answer_______

• OA AB.
• By Pythagoras Theorem,
• OB2 = OA2 + AB2
• OB2 = 82 + 152
• OB2 = 64 + 225
• OB2 = 289
• OB2 = 172
• OB = 17 cm.