Name __________________

Area & Perimeter

• Perimeter: the distance around the shape

• Area: the two-dimensional space inside the shape

How do you find the perimeter and area of any shape?

USE YOUR FORMULA CHART!You don’t have to memorize any formulas, just LOOK at the formula chart to find the formula.

1. 3 m

3 m

Perimeter Area

P = __________ A = __________

P = __________ A = __________

P = __________ A = __________

3.

7 mm

13 mm

Perimeter Area

P = __________ A = __________

P = __________ A = __________

P = __________ A = __________

3.

7 mm

12 mm

Area

A = __________

A = __________

A = __________

5 mm

A parallelogram is a little harder to find on the formula chart. If you cut the triangle off of the left side and put it on the right side, what shape do you get? Look at your formula chart.

The base and height of any shape ALWAYS forms a right angle in the shape.

Homework:

Worksheet #1-10

You MUST show all three steps.

• Formula

• Substitution (write in the numbers)

• Labeled Answer (cm or cm , etc.)2

P = ____________

P = ____________

P = ____________

A = ____________

A = ____________

A = ____________

11 cm

11 cm

P = ____________

P = ____________

P = ____________

A = ____________

A = ____________

A = ____________

10 m

4 m