3rd_Mth_DOL_11-20_3.7a

Front

What is a perimeter?

Back

The 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).

Front

What is a regular hexagon?

Back

A regular hexagon is a six-sided polygon where all sides and angles are equal.

Front

If one side of a regular hexagon is 4 inches, what is the perimeter?

Back

The perimeter is 24 inches (4 inches x 6 sides).

Front

What is the formula for the perimeter of a triangle?

Back

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

Front

What is a congruent shape?

Back

Congruent shapes are identical in shape and size.

Front

How do you find the perimeter of a square?

Back

Multiply one side length by 4 or use the formula: P = 4 x side.

Front

What is the perimeter of a rectangle with a length of 10 inches and a width of 5 inches?

Back

The perimeter is 30 inches (P = 2(10 + 5)).

Front

What is the perimeter of a rug made from two congruent triangles and a square if each triangle has a side length of 10 inches and the square has a side length of 10 inches?

Back

The perimeter is 60 inches (10 + 10 + 10 + 10 + 10 + 10).

Front

What is the perimeter of a rectangle with a length of 20 inches and a width of 10 inches?

Back

The perimeter is 60 inches (P = 2(20 + 10)).