No "if" is necessary in this case. All angles of a rectangle are congruent, by definition. Also, there is no "angle opposite a side" in a rectangle.
It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.
rectangle
a square and a rectangle
Square and Rectangle
Square and Rectangle
Square and Rectangle
Yes a Square is always a Rectangle because both have congruent angles.
Square and Rectangle
It is a rectangle.
rectangle and square
A rectangle.
There are instances that quadrilateral angles can be consecutive and opposite angles are congruent. The best examples are square and rectangle.