FIND ANGLE X.

-1-

-2-

 180- X/2

X =27+ 180-X/2

2X =54+180 -X

3X =234

X =78°

🔺ABC

A = C

A +A +(27+A) = 180°

3A = 153°

A = 51°

X = 180- 2(51)

X = 78°

-3-

-4-