Answer:
11.1
Step-by-step explanation:
To find the side measurement we have to use trig, and the trig function Cosine, or cos. We use the because cosθ=
. So cosθ=
, then to isolate x multiply both sides by 15. Now we have 15cos42=x, plugging this into the equation we get that x=11.1
Answer:
x = 5/2
Step-by-step explanation:
Answer:
A)
Step-by-step explanation:
The letter of the corners go in the same order for both triangles