Perimeter

Front

What is the perimeter?

Back

The perimeter is the distance around a shape.

Front

How do you find the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: P = 2(length + width).

Front

What is the perimeter of a square with each side measuring 5 units?

Back

20 units (5 + 5 + 5 + 5 = 20).

Front

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

Back

12 cm (3 + 4 + 5 = 12).

Front

If a pentagon has sides measuring 3 units, 4 units, 5 units, 2 units, and 1 unit, what is its perimeter?

Back

15 units (3 + 4 + 5 + 2 + 1 = 15).

Front

What is the perimeter of a shape with no sides?

Back

A shape with no sides, like a point, has a perimeter of 0.

Front

What do we call the distance around an object?

Back

Perimeter.

Front

If a rectangle has a length of 10 units and a width of 6 units, what is its perimeter?

Back

32 units (2(10 + 6) = 32).

Front

What is the perimeter of a circle called?

Back

Circumference.

Front

If a triangle has a perimeter of 15 units and one side is 5 units, what is the sum of the other two sides?

Back

10 units (15 - 5 = 10).