Question

If sin A = 3/5, 0 < A < π/2 find cos A​

Answer 1

Answer:

cos A=4/5

Step-by-step explanation:

we know sin^2A+ cos^2 A=1

9/25+cos^2A=1

cos^2A=1-9/25

cos^2A=16/25

cosA=4/5

Answer 2

Answer:

the value of cos A is 4/5.