Prove that: Δ=4.Rr cos a/2.cos b/2. cos y/2

Prove that: Δ=4.Rr cos a/2.cos b/2. cos y/2

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

help, pls

What is Rr and what is \(\Delta\) here represents??

radius and delta

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.