Parallelograms

Front

What is a parallelogram?

Back

A parallelogram is a four-sided figure (quadrilateral) where opposite sides are parallel and equal in length.

Tags

CCSS.3.G.A.1

Front

What are the properties of the opposite angles in a parallelogram?

Back

In a parallelogram, opposite angles are equal.

Tags

CCSS.HSG.CO.C.11

Front

What is the relationship between consecutive angles in a parallelogram?

Back

Consecutive angles in a parallelogram are supplementary, meaning they add up to 180 degrees.

Tags

CCSS.HSG.C.A.3

Front

What happens to the diagonals of a parallelogram?

Back

The diagonals of a parallelogram bisect each other.

Tags

CCSS.HSG.CO.C.11

Front

If one angle of a parallelogram is 70 degrees, what are the measures of the other angles?

Back

The opposite angle is also 70 degrees, and the consecutive angles are each 110 degrees.

Tags

CCSS.HSG.C.A.3

Front

How do you find the length of the diagonals in a parallelogram?

Back

Tags

CCSS.HSG.CO.C.11

Front

What is the formula for the area of a parallelogram?

Back

Tags

CCSS.6.G.A.1

Front

If the base of a parallelogram is 10 cm and the height is 5 cm, what is the area?

Back

Tags

CCSS.6.G.A.1

Front

What is the relationship between the sides of a parallelogram?

Back

In a parallelogram, opposite sides are equal in length.

Tags

CCSS.HSG.CO.C.11

Front

If two sides of a parallelogram are 8 cm and 6 cm, what are the lengths of the opposite sides?

Back

The lengths of the opposite sides are also 8 cm and 6 cm.