answersLogoWhite

0

There's no such name that covers all shapes with a 90 degree angle.

Squares have them, and so do rectangles.

A trapezoid could have one, but not more than one.

And any polygon with more than four sides can have one or more 90-degree angles,

but not all of its angles can be 90 degrees.

User Avatar

Wiki User

13y ago

What else can I help you with?