Question

A diagram is shown.
P.
R
(3x - 4)º
M
(x + 6)
F
T
E

Answer 1

x = 22°

Explanation:

∠RFT = ∠MFE because they are vertical angles

∠RFT = (x + 6)°

(3x - 4)° + (x + 6)° = 90°

combine like terms:

4x + 2° = 90°

4x = 88°

x = 22°