Answer: D. 9.4 units
Explanation: We use the Pythagoras theorem because we know that it’s a right triangle and we have 2 lengths.
8^2+5^2= c^2
89=c^2
c= sqrt 89
c≈9.4 units
Answer:
∠ Q ≈ 53.1°
Step-by-step explanation:
cos Q =
=
=
, then
∠ Q =
(
) ≈ 53.1° ( to the nearest tenth )
X is less than or equal to 3
X is less than 9
X is less than -5
X is greater than or equal to 13