Answer:
486 in²
Step-by-step explanation:
9x9x6=486 in²
Rule of trigonometric functions:-
sin a = cos(90 - a)
Here a = 90°.
sin 90 = cos (90 - 90)
1 = cos 0.
cos 0 = 1.
So the cos 0 = 1.
118 degrees
180-62 = 118