Regular Irregular Polygons and Perimeter

Front

It is a regular polygon, if _____

Back

all sides have the same length

Front

What is the perimeter?

Back

The perimeter is the total distance around a polygon.

Front

What is the perimeter of a trapezoid with sides measuring 10 yd, 12 yd, 10 yd, and 12 yd?

Back

44 yd

Front

The figure is a parallelogram. Solve for x if the opposite sides are equal and one side is x + 5 and the other is 2x - 1.

Back

x = 11

Front

Perimeter of this polygon is _____ if the sides measure 5 cm, 5 cm, 5 cm, and 5 cm.

Back

20 cm

Front

What is a polygon?

Back

A polygon is a closed figure with straight sides.

Front

What is an irregular polygon?

Back

An irregular polygon is a polygon with sides of different lengths.

Front

How do you calculate the perimeter of a polygon?

Back

Add the lengths of all the sides together.

Front

What is a regular polygon?

Back

A regular polygon is a polygon with all sides and angles equal.

Front

If a triangle has sides measuring 3 cm, 4 cm, and 5 cm, what is its perimeter?

Back

12 cm