All rectangles have 4 sides and 4 interior corner right angles
An isosceles triangle is a triangle that has two equal sides. The two angels opposite the equal sides are equal angels.
an improper trapazoid does
5
square
parallelogram
rectangl,rombus,square
Normally equal amounts
Any polygon has the same number of angles as its sides.
An isosceles triangle is a triangle that has two equal sides. The two angels opposite the equal sides are equal angels.
One, if there were anymore, it would have more than three sides.
Parallelogram
5
Isogon
an improper trapazoid does
Not sure about angels since I do not believe in heavenly beings but, a pentagon has 5 angles and 5 sides.
a rhombus
If you are not a square then you are a rectangle.