Perimeter of Squares, Rectangles, & Triangles

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

How do you find the perimeter of a square?

Back

Perimeter = 4 × side length

Front

What is the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Front

If the width of a rectangle is 10 cm and the perimeter is 40 cm, what is the length?

Back

Length = 40 cm - 2(10 cm) = 20 cm

Front

What is the perimeter of a square with a side length of 5 m?

Back

Perimeter = 4 × 5 m = 20 m

Front

In an isosceles triangle, if the two equal sides are 5 cm each and the base is 6 cm, what is the perimeter?

Back

Perimeter = 5 cm + 5 cm + 6 cm = 16 cm

Front

What is the relationship between the perimeter and area of a square?

Back

The perimeter is the total distance around the square, while the area is the space contained within it.

Front

If a rectangle has a length of 8 m and a width of 3 m, what is its perimeter?

Back

Perimeter = 2(8 m + 3 m) = 22 m

Front

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

Back

Perimeter = 3 cm + 4 cm + 5 cm = 12 cm

Front

How do you calculate the perimeter of a fence that is rectangular with a length of 12 m and a width of 5 m?

Back

Perimeter = 2(12 m + 5 m) = 34 m