Answer:
nine
Step-by-step explanation:
375x22= 8,250
use a calculator!
Let x be the number
6+4x=42
4x=36
x=9
!!!!!!!
25.
Use the identity cos 2x = 2 cos^2 x - 1
So cos 50 = 2 cos^2 25 - 1
So the space = 25.