Perimeter of Triangles and Quadrilaterals

Front

What is the perimeter of a shape?

Back

The perimeter is the total distance around the outside of a shape, calculated by adding the lengths of all its sides.

Front

How do you calculate the perimeter of a rectangle?

Back

To calculate the perimeter of a rectangle, use the formula: P = 2(length + width).

Front

What is the formula for the perimeter of a triangle?

Back

The perimeter of a triangle is calculated by adding the lengths of all three sides: P = side1 + side2 + side3.

Front

What is the perimeter of a square?

Back

The perimeter of a square is calculated by the formula: P = 4 × side length.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides and four angles.

Front

What is the perimeter of a trapezoid?

Back

The perimeter of a trapezoid is calculated by adding the lengths of all four sides.

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 find the perimeter of a parallelogram?

Back

The perimeter of a parallelogram is calculated using the formula: P = 2(base + height).

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

What units are used to measure perimeter?

Back

Perimeter is measured in linear units such as inches, meters, or centimeters.