Question

Ixl geometry!! please help

Answer 1

75°

Explanation:

∠DGF = 2* ∠DEF

10x + 50 = 2(9x - 15)

10x + 50 = 18x - 30

50 = 18x - 30 - 10x

50 = 8x - 30

8x - 30 = 50

8x = 50+30

8x = 80

x = 80/8

x = 10

∠DEF = 9x - 15

= 9*10 -15

= 90 - 15

= 75°