Question

cos theta = a/b then the value of tan theta​

Answer 1

Answer:

sin theta = √(1 - cos²theta) = √(1 - a²/b²)

= √( b² - a²) /b

tan theta = sin theta/cos theta

this simplifies to:

tan theta = √(b² - a²)/a

Answer 2

Refer to the attachment ❤️