AREA

Formula

100

True or False - We use the area formula to figure out how much space something takes up.

True 

200

The area of a rectangle is the LENGTH x ______ ?

width

300

How do you find the perimeter of a shape? 

Add up all the sides

400

Which operation do we use when finding the area of a rectangle?

Multiplication

500

When you find the area for a triangle, you multiply the base x height, just like with rectangles. But what's the LAST step?

Find HALF of that answer (1/2 b x h)

Practice

100

Find the area. Width = 2 cm, Length = 8 cm

Area = 16 cm²

200

What is the area of a rectangle with a height of 4 feet and a base of 12 feet.

Area= 48 ft²

300

What is the area of a rectangle 3 inches tall with a base of 5 inches.

Area = 15 in²

400

Find the area. Length = 10 meters, width= 4 meters

Area = 40 m²

500

What is the WIDTH of a rectangle that has an area of 45 m², and a length of 9 meters? 

width = 5 meters 

Word Problems

100

Andrea wants to draw a picture for her bedroom wall. Her piece of drawing paper is 8 inches by 11 inches. How much space will her drawing take up on her bedroom wall?

8 in x 11 in = 88 in²

200

Jordan wants to plant corn in his garden. His garden is 10 feet long and 5 feet wide. Write a number sentence that Jordan can use to determine the area of his garden.

10 x 5 = 50 (Remember always MULTIPLY when finding area!)

300

The roller skating rink is a large rectangular wood floor that is 20 meters by 70 meters. What is the area of the roller skating rink? (Hint: Draw it out if you need to!)

Area = 1,400 m²

400

Jorge wants to build a fence all around his house. Would he use the formula for AREA or PERIMETER to determine how much fencing he needs? 

Perimeter

500

Hailey wants new carpet in her bedroom. Her room is 10 feet by 12 feet. How much will it cost to carpet her bedroom if carpet is sold for $4 per square foot.

$480.00

Area = 10 x 12 = 120. Carpet= 120 x $4 = $480.00

Multiplication

100

8 x 9 = ______ ?

8 x 9 = 72

200

36 x 4 = ______ ?

36 x 4 = 144

300

12 x 15 = _______?

12 x 15 = 180

400

30 x 50 = ______?

30 x 50 = 1,500

500

125 x 45 = _______?

125 x 45 = 5,625

Units of Measure

100

Which unit of measure would we use to find the area of a piece of paper? (Hint: there may be more than one answer!)

Inches or Centimeters

200

What does ft stand for?

foot or feet

300

Name two units of measure that would NOT be appropriate to use to measure the classroom.

centimeters, inches, miles, kilometers

400

Which unit of measure would we use to measure the city of Palm Beach Gardens?

Miles or Kilometers

500

Name 5 different units of measure.

centimeters, inches, feet, meters, yards, miles, kilometers...