Properties of Rectangles

Front

What is a property of all rectangles?

Back

Both pairs of opposite sides have equal lengths.

Tags

CCSS.5.G.B.4

Front

What is true about the angles in a rectangle?

Back

All angles are congruent (each measuring 90 degrees).

Tags

CCSS.HSG.CO.C.11

Front

Are the diagonals of a rectangle congruent?

Back

Yes, the diagonals of a rectangle are congruent.

Tags

CCSS.HSG.CO.C.11

Front

Are the diagonals of a rectangle perpendicular?

Back

No, the diagonals of a rectangle are not perpendicular.

Front

In a rectangle, are all sides congruent?

Back

False, only opposite sides are congruent.

Tags

CCSS.HSG.CO.C.11

Front

What is the sum of the interior angles of a rectangle?

Back

360 degrees.

Front

If one angle of a rectangle is 90 degrees, what are the measures of the other angles?

Back

All other angles are also 90 degrees.

Tags

CCSS.HSG.C.A.3

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Tags

CCSS.3.MD.D.8

Front

If the length of a rectangle is 10 units and the width is 5 units, what is the area?

Back

Area = 10 × 5 = 50 square units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3