Warm Up: Perimeter and Area Refresher

Front

Perimeter is the outside of a space or figure.

Back

True

Front

Area is the _____________ of a shape.

Back

inside

Front

What is the area of this shape?

Back

15 square units

Front

What is the perimeter of this figure?

Back

16 units

Front

Find the area of the triangle.

Back

39 sq feet

Front

What is the perimeter of the triangle?

Back

51 cm

Front

What is the distance from any point on the outside of a circle to the center of the circle called?

Back

Radius

Front

The distance across a circle through the center is called what?

Back

Diameter

Front

The distance around the outside of a circle is called what?

Back

Circumference

Front

If the radius of a circle is 4 inches, what is the diameter?

Back

8 inches