Use the figure to find the measure of each angle.
1.
G
H
D
50°
A
C
E
2. Is every equilateral triangle isosceles?
Is every isosceles triangle equilateral?
Explain your reasoning.
(a) mLBCA
(b) mLDCE
(C) mLDEF
(mLBCD
(e) mLBAG
(f)mLGAH