Question

Solve this Trigo..
Evaluate the given trigo ques.

Answer 1

Trigonometry Values:
Cos 45° = 1/root2
Sec30° =2/root3
Cos 30° = root3 /2

Answer 2

Answer:

Cos45 =  1/$\sqrt{2}$

sec30 = 2

cos30 = $\sqrt{3}$/2