In the triangle, suppose that m 2D= (x+9), mLE=(6x+3)°, and mZF=(5x)". (a) Write an equation to find x. Make sure you use an "=" sign in your answer.
Equation:
E
(6x + 3).
Х
5
FT.
(5x)
(b) Find the degree measure of each angle.
(x + 9)
m_D = 11°
x
m ZE=
mZF=