Question

If sin 3A = cos (A – 26°), where 3A is an acute angle, find the value of A.

Answer 1

hope this helps you....

Answer 2

Answer:

hii dood answer is down

Step-by-step explanation:

sin 3A=cos(A-26)

cos(90-3A)=cos(A-26)

both cos get cancels

remaining

90-3A=A-26

90+26=A+3A

116=4A

A=116/4

A=29

hope this may help you