Is there some other part of this ?
Answer:
The answer is B
Step-by-step explanation:
Answer:
α ≈ 76°
Step-by-step explanation:
The vertices of a rectangle are right , that is 90°
Using the tangent ratio in right triangle ABC
tanα =
=
=
= 4, then
α =
(4) ≈ 76° ( to the nearest degree )