Question

trignometery: evaluate this ​

Answer 1

SOLUTION:-

Here, value show;

⚫sin30°= 1/2

⚫cos60°= 1/2

⚫cos45°= 1/√2

⚫sin45° = 1/√2

Refer to the attachment.

Hope it helps ☺️

Answer 2

Answer:

ans=4..,... .........