A rectangle. Think about it.
This is a special case of a quadrilateral called a rectangle.
A square is a plane geometric figure having 4 equal sides and 4 right angles.
a parallelogram with four right angles with sides different in length and width is That would be a rectangle. - HistoryDork
well right angle is 90 degress or a perfect l a straight angle is 180 degress
A rectangle. As long as the sides that are opposite of each other are the same length(required to get the 90 degree angles) but both sets must be different lengths or else you get a square
Rectangles
rectangle
parallelogram
An acute triangle.
a circle
This is a special case of a quadrilateral called a rectangle.
All triangles that are not right triangles.
right
No. The term is actually applied to a different geometric shape: one with adjacent pairs of equal angles (truncated isoceles triangle). There is such a geometric shape as a "right trapezium" (US) and a "right trapezoid" with adjacent right angles (e.g. "the doorstop" or truncated rectangle that includes a square or rectangular segment).
Rectangle, octagon, hectagon, square...
Circle, cone, cylinder, sphere and equilateral triangle for example.
A rhombus