Answer:
b + e = 180°
Step-by-step explanation:
lines x and y are parallel. Therefor angles b and c are allied angles. That means;
b + c = 180°
Furthermore, angle c = angle e. (they're vertically opposite angles)
b + c = 180° (Proved above)
c = e (Proved above)
∴ b + e = 180°
Answer:
WHAT IS THATT
Step-by-step explanation:
Answer:
some statements that are true are :
Step-by-step explanation:
it has only 1 line of reflectional symmetry.
a line of symmetry will connect 2 vertices.
a line of symmetry will connect a vertex and a midpoint of an opposite side.
it has 7 fold symmetry.
a line of symmetry will connect the midpoints of 2 opposite sides.