Supplementary angles add to be 180 degrees. If one angle is 20. The supplement angle is 160.
180 - 20 = 160
160 is your answer.
Answer: 5
Step by Step Explanation:
Answer:
D
Step-by-step explanation:
Using the cosine ratio in the right triangle.
cos66° =
=
( multiply both sides by x )
x × cos66° = 13 ( divide both sides by cos66° )
x =
≈ 32.0 ( to the nearest tenth )
Answer:
a d and e
Step-by-step explanation:
none