Answer:

Step-by-step explanation:
To get it to become a negative, we need to flip it to become a reciprocal so it becomes 8^-3.
Answer:
1/2
Step-by-step explanation:
0.30= 3/10, 3/10 =2/10 = 5/10. 10/10-5/10=5/10, 5/10=1/2
Answer:
x ≈ 52.6°
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos x =
=
, then
x =
(
) ≈ 52.6° ( to the nearest tenth )
I don’t know how to solve this but I think u have to use the fractions with the other numbers and multiply them then divide