A right angled pentagon.
polygon
A four-sided shape with one right angle is a quadrilateral. There is no more specific term, unless it has more than one right angle or has equal sides.
trapezoid
A right angle triangle
A right-angle triangle.
No because the interior angles of a four sided shape can't exceed 360 degrees.
A trapezoid would fit the given description
A right angle triangle
Bum cheeks!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
a right triangle
An irregular quadrilateral.
Quadrilateral. No other special name. A kite could have 1 right angle - that's possible, but there is no special name for a quadrilateral with only 1 right angle.