Question

If in ΔABC, ∠C = 90°, then sin (A + B) =?

a. 0

b.1/2

c.1/√2

d.1​

Answer 1

Answer:

sum of all side of∆=180⁰

A+B+C=180

A+B=180-90

A+B=90⁰

Sin(A+B)

Sin90⁰=1

so option D is correct

please mark me as brainlist it is too important for me

and please tell me from where you get sign of angle

Answer 2

Answer:

its right bro ,super knowledgeable