Answer:
A
Step-by-step explanation:
One thing to note is that the side opposite to the angle is taken as perpendicular
If we take 57 as angle then it's opposite side is perpendicular
While if we take 33 as angle x is the perp
cos(3x) = cos(2x+x)
= cos(2x) cos (x) -sin(2x)sin(x)








Answer:
1480
Step-by-step explanation:
26 / 7 is 3.7. 2 x 3.7 = 7. 400 x 3.7 = 1480
Answer:
distributive property
Step-by-step explanation:
Distributive property says that x(y + z) = (x*y) + (x *z)