Question

sina=cosb then a+b=​

Answer 1

Answer:

sin a= Cosb then a= b= 45 a+b =90

Answer 2

Answer: a+b= 90°

Step by step explanation:

sin a = cos b

cos (90-a) = cos b

90°-a = b

90° = a+b

so, a+b =90°.