Question

Verify

cos 90°= 1- 2 sin^2 30= 2cos^2 45 -1​

Answer 1

Answer:

jjjjjjjjjjjjgghjjnbbbj mnmmm the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter of the perimeter

Step-by-step explanation:

लिंग