A Triangle~!
A right triangle has three sides and one right angle.
A square or a rectangle.
no
what shape has 2 right angles , no lines of symmetry , 1 pair of parallel sides and no equal sides ?
An irregular pentagon.
A right triangle has three sides and one right angle.
A right-angle triangle.
A right angled triangle.
A square or a rectangle.
a ploygon or quadrilateral
no
A rhombus.
a trapezoid
Rhombus, trapezoid, parallelogram
triangle
an "irregular pentagon"
right angled triangle