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Because a rectangle is a parallelogram.

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Q: Why do all of the properties of a parallelogram apply to the rectangles?
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Related questions

Do rectangles have all properties of a parallelogram?

Yes. They both = 360 degrees

Are rectangles parallelogram because their sides are parallel?

Yes all rectangles are parallelogram but all parallelogram cannot be rectangles.

Is there a rectangle that isn't a parallelogram?

No. All rectangles are parallelograms. However, not all parallelograms are rectangles.

Can a parallelogram be a rectangle and a square?

the three special quadrilaterals that can be a parallelogram are a rectangle, a square, and a rhombus Actually, this is incorrect. All squares are rectangles. All rectangles are parallelograms. Therefore all squares are parallelograms. But not all parallelograms are rectangles. And not all rectangles are squares.

Can a parallelogram also be a rectangle?

Some parallelograms are rectangles; all rectangles are parallelograms.

What parallelogram has no right angles?

All of them, except rectangles. (Rectangles are special parallelograms.)

Do all rectangles have 4 corners?

no because it is a Parallelogram^That is quite an incorrect answer. Rectangles are parallelograms, but a parallelogram may not be a rectangle.All rectangles have 4 corners.Besides the point, to the original answerer, all parallelograms also have 4 corners...

What property is true for a rectangle but not for a parallelogram?

Rectangles have all right angles. Parallelogram is spelled with an "o".

How are a rectangle and parallelogram alike and different?

All rectangles are parallelograms but a rhombus for example, is a parallelogram but not a rectangle.

Can a rectangle be a parrallelogram?

Yes, a rectangle can be a parallelogram. A rectangle is a type of parallelogram with all angles equal to 90 degrees. Additionally, opposite sides of a rectangle are equal in length. Therefore, all rectangles meet the definition of a parallelogram, but not all parallelograms are rectangles.

What is a similarity between a parallelogram and rectangle?

All rectangles are parallelograms.

Is there no rectangle that is not a parallelogram?

No, since all rectangles must be parallelograms.