A pentagon has 5 lines of symmetry and no right angle.
Octogon
A kite
An equilateral triangle
rectangle don't question it!
A shape with no right angles and one pair of parallel lines would be called a trapezoid in the USA, and a trapezium in Britain.
its impossible; the two perpendicular lines already make four right angles.
Parallelogram
a pentagon
A parallelogram
A Trapizoid.
The rhombus.
None
pentagram