Answer:
x = 12
Step-by-step explanation:
The diagram shows an equilateral triangle (because all angles are congruent). All sides in equilateral triangle are congruent, so

Solve the equation

Check this value:

Thus, 
Answer:
4.5
Step-by-step explanation:
3*3=9
9/2=4.5
Answer:
w = 21.4
Step-by-step explanation:
since GK bisects ∠FGH, ∠x = ∠y and x = 1/2 of ∠FGH
5w+7 = 114
5w = 107
w = 21.4
I dont believe so but im not 100% sure i hoped i helped