Respuesta :

Answer:

x = 11

Measure of angle FDG = 31°

Step-by-step explanation:

2x + 13 = 5x - 20 because these two angles are alternate

13 + 20 = 5x - 2x

33 = 3x divide both sides by 3

11 = x

Measure of angle FDG ➡ 5x - 20 = 5 × 11 - 20 = 31°