Answer:
(c)
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos42° = =
Multiply both sides by 12
12 × cos42° = x, hence
x ≈ 8.9 → (c)
Answer:
4/1 or 4
Step-by-step explanation:
when graphing perpendicular lines, the slopes are reciprocals of eachother
Answer:
x=
3
2
=0.667
x=3
Step-by-step explanation:
The common unit to measure angles is called.... degree