Parallelograms and Irregular Figures

Front

What is a parallelogram?

Back

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

Front

How do you calculate the area of a parallelogram?

Back

Area = base x height.

Front

If the area of a parallelogram is 45 square inches and the height is 5 inches, what is the base?

Back

9 inches.

Front

What units are used to measure area?

Back

Area is measured in square units.

Front

What is the area of a rectangle with a length of 10 cm and a width of 5 cm?

Back

50 cm².

Front

What is a composite figure?

Back

A composite figure is a shape that is made up of two or more simple shapes.

Front

How do you find the area of a composite figure?

Back

Find the area of each simple shape and then add them together.

Front

What is the height of a parallelogram?

Back

The height is the perpendicular distance from the base to the opposite side.

Front

If a parallelogram has a base of 8 inches and a height of 4 inches, what is its area?

Back

32 square inches.

Front

What is the difference between a parallelogram and a rectangle?

Back

All rectangles are parallelograms, but not all parallelograms are rectangles. Rectangles have right angles.