1)80
2)55
3)D
4)F
5)-20
6)B
Hope that helps
Answer:
46°
Step-by-step explanation:
Since the 3 sides are given we can use any of the 3 trig. ratios to solve.
Using the tangent ratio in the right triangle
tan ? =
=
, thus
? =
(
) ≈ 46° ( to the nearest degree )
For this you could name any positive number, 0, or -3,-2,-1.
ex.
2,3,-2