Question

3. If sin 0 = cos 0, find the value of O.​

Answer 1

Answer:

0 = 45°

Step-by-step explanation:

sin 45 = 1/√2

cos 45 = 1/√2

Answer 2

Q. If sin A = cos A, find the value of A

Answer:

A= 45° or 135°

Step-by-step explanation:

sinA = cosA or; sinA = cos(-A)

or; sinA = sin (90°-A) or; sinA = sin(270°-A)

or; A = 90°-A or; A = 270°-A

or;2A= 90° or; 2A = 270°

•°• A = 45° •°• A = 135°

Hope it helps !!!