In the figure, ∠EGF = 90°. ∠EGH is 39° more than ∠FGH.
- What line is perpendicular to EG?
- Find ∠EGH.
(a)
Line FG or GF is perpendicular to EG.
(b)
∠FGH = 1 u
∠EGH = 1 u + 39
1 u + 1 u + 39° = 90° (Right angle)
2 u = 90° - 39° = 51°
1 u = 51° ÷ 2 = 25.5°
∠EGH
= 25.5° + 39°
= 64.5°
Answer(s): (a) FG or GF; (b) 64.5°