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.
2 because there are 4 numbers of edges and 4 vertices
Answer:
The answer is 94.2096774194
Answer:
Step-by-step explanation:
( 0.5 )³ ×
= ( 0.5 × 2 )³ × 2 = 1³ × 2 = 2
3.36242487588 is the answer