Perimeter

Front

What is perimeter?

Back

Perimeter is the total distance around the outside of 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).

Tags

CCSS.4.MD.A.3

Front

What is the perimeter of a square with each side measuring 4 units?

Back

The perimeter is 16 units (4 units x 4 sides).

Tags

CCSS.4.MD.A.3

Front

If a rectangle has a length of 5 units and a width of 3 units, what is its perimeter?

Back

The perimeter is 16 units (5 + 3 + 5 + 3).

Tags

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a triangle?

Back

Add the lengths of all three sides: P = side1 + side2 + side3.

Tags

CCSS.3.MD.D.8

Front

If one side of a square is 2 inches, what is the perimeter?

Back

The perimeter is 8 inches (2 inches x 4 sides).

Tags

CCSS.4.MD.A.3

Front

What is the perimeter of a shape with sides measuring 3 ft, 4 ft, and 5 ft?

Back

The perimeter is 12 ft (3 + 4 + 5).

Tags

CCSS.3.MD.D.8

Front

How do you find the missing side of a shape if you know the perimeter?

Back

Subtract the known sides' lengths from the total perimeter.

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a rectangle with a length of 7 cm and a width of 2 cm?

Back

The perimeter is 18 cm (7 + 2 + 7 + 2).

Tags

CCSS.4.MD.A.3

Front

If a shape has a perimeter of 20 units and three sides measure 5 units each, what is the length of the missing side?

Back

The missing side is 5 units (20 - 5 - 5 - 5).

Tags

CCSS.3.MD.D.8