Perimeter

Front

What is perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

How do you calculate 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 a side length of 5 units?

Back

P = 4 x 5 = 20 units.

Front

If a rectangle has a length of 10 units and a width of 4 units, what is its perimeter?

Back

P = 2(10 + 4) = 28 units.

Front

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

Back

P = 3 + 4 + 5 = 12 units.

Front

What is the formula for the perimeter of a circle?

Back

The perimeter of a circle is called the circumference, calculated as C = 2πr, where r is the radius.

Front

If a square has a perimeter of 24 units, what is the length of one side?

Back

Length of one side = 24 / 4 = 6 units.

Front

What is the perimeter of a rectangle with a length of 8 units and a width of 3 units?

Back

P = 2(8 + 3) = 22 units.

Front

How do you find the perimeter of a polygon?

Back

Add the lengths of all the sides together.

Front

If a shape has a perimeter of 40 units and one side is 10 units long, what is the total length of the other sides?

Back

Total length of other sides = 40 - 10 = 30 units.