Find the perimeter of a figure on a grid

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: Perimeter = 2(length + width).

Front

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

Back

16 units (Perimeter = 4 sides x 4 units).

Front

If a figure has sides measuring 3 units, 5 units, and 3 units, what is the perimeter?

Back

11 units (3 + 5 + 3 = 11).

Front

What is the formula for finding the perimeter of a triangle?

Back

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

Front

If a rectangle has a length of 6 units and a width of 2 units, what is its perimeter?

Back

16 units (Perimeter = 2(6 + 2)).

Front

What do you call a shape with 4 equal sides?

Back

A square.

Front

How do you calculate the perimeter of an irregular shape?

Back

Measure each side and add them together.

Front

What is the perimeter of a figure with sides measuring 2, 3, 4, and 5 units?

Back

14 units (2 + 3 + 4 + 5 = 14).

Front

If a square has a perimeter of 20 units, what is the length of one side?

Back

5 units (Perimeter = 4 x side, so side = 20/4).