I think it is C: 4.95m + 0.72f although this isn't in my curriculum I think its correct.
Answer:
10 + x, (5+5)x
Step-by-step explanation:
These are all I can think of off the top of my head
Answer:

Step-by-step explanation:
By the tangent ratio,
. Substituting the given values into this equation gives us:
° 
°
(Multiply both sides of the equation by
)
(Divide both sides of the equation by
)

Hope this helps!
True, you can't simplify 1/2 any further