Question

If sec theta =m+n/2rootmn,find sin theta.

Answer 1

Answer:

Hope it will help you.

mark me as brainlist

Answer 2

Answer:

Step-by-step explanation:

we know pythagorus therom ac^2=ab^2+bc^2

so,(m+n)^2=4mn-ab^2

ab^2=m^2+n^2-2mn

ab^2=(m-n)^2

ab=m-n

therefore,sin theta=Opp.side/Hyptenuse

sin theta=m-n/m+n

Hope you will understand