Answer:

Step-by-step explanation:
we know that
In the right triangle PQR
----> by TOA (opposite side divided by adjacent side)
substitute the given values

using a calculator

Answer:

Step-by-step explanation:

i can help you with 1 .Sorry that i cant do 2 because number 2 doesnt have all the question in the photo.
The answer would be x = 1
(X+6)(x-2)
X=-6
X=2
Hope this helps