Question

answer plz I will make I as brainleist if your answer is right ​

Answer 1

Answer:

Given in △ ABC, ∠B=90°.

This given A+C=180°−90°=90°

Now,

sinA.cosC+cosA.sinC

=sin(A+C)

Given in △ ABC, ∠B=90°

This given A+C=180°−90°=90°

sinA.cosC+cosA.sinC

sin(A+C)

sin(90°)