Rectangles

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with four right angles and opposite sides that are equal in length.

Front

What are the properties of angles in a rectangle?

Back

In a rectangle, opposite angles are congruent, consecutive angles are supplementary, and all angles are right angles (90 degrees).

Front

Are opposite sides of a rectangle congruent?

Back

True, opposite sides of a rectangle are congruent.

Front

Are opposite sides of a rectangle parallel?

Back

True, opposite sides of a rectangle are parallel.

Front

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

Back

The sum of the interior angles of a rectangle is 360 degrees.

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle are equal in length and bisect each other.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated using the formula: Area = length × width.

Front

What is the formula for the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated using the formula: Perimeter = 2(length + width).

Front

If the length of a rectangle is 5 cm and the width is 3 cm, what is the area?

Back

Area = 5 cm × 3 cm = 15 cm².

Front

If the length of a rectangle is 10 cm and the width is 4 cm, what is the perimeter?

Back

Perimeter = 2(10 cm + 4 cm) = 28 cm.