What is the formula for perimeter?
L + W + L + W
What is the formula for Area?
Length times Width
L x W
Units Squared
Units2
What is the formula for the area of a right triangle?
Length times Width divided by Two
L x W / 2
Units Squared
Units2
What is the formual for volume?
Length x Width x Height
L x W x H
Units Cubed
Units3
I am covering my floor with tiles. Do I need to know the perimeter, area, or volume of the floor?
area
What is the perimeter of this shape?
12 units
What is the area of this rectangle?
96 ft2
96 ft squared
A right triangle is 6 cm tall and 8 cm wide. What is the area of the triangle?
24 cm squared
What is the volume of this shape?
72 cm cubed
72 cubic cm
72 cm3
I need to put up a fence around my garden. Do I need to know the perimeter, area, or volume of my garden?
perimeter
What is the perimeter of this rectangle?
20 feet
The area of a rectangular garden is 75 sq feet. If the width of the garden is 5 feet, what is the length?
15 ft.
What is the area of this right triangle?
60 sq. units
What is the volume of this rectangular prism?
2080 inches cubed
2080 in.3
I am filling my pool with water. Do I need to know the perimeter, area, or volume of the pool?
volume
The perimeter of this hexagon is 54 cm. What is the length of 1 side?
9 cm
If one side of a square is 5 cm. What is the area of the square?
25 cm squared
25 cm2
What is the area of this triangle?
6 square inches
What is the volume of this rectangular prism?
72 cubic units
72 units cubed
The perimeter of a square is 72 inches. How long is each side of the square?
18 inches
Which shape has a perimeter of 20 cm and an area of 24 cm?
B
My bedroom is 10 ft wide and 8 feet long. I want to decorate my room with some wallpaper border. Should I figure the perimeter, area, or volume of the room? How much border should I buy?
PERIMETER
36 feet of border
CHALLENGE: A right triangle has an area of 20 cm2. The width of the triangle 8 cm. What is the length?
5 cm
A rectangular prism has a volume of 240 in2. The length is 6 inches and the width is 5 inches. What is the height?
8 inches
240/30 = 8
Mom needs to fill the bathtub with water. The bathtub is 2 feet wide, 5 feet long, and 2 feet tall. Should mom find the perimeter, area, or volume of the bathtub to determine how much water she needs to fill the tub? How much water will she need?
VOLUME
20 cubic feet
20 ft3
20 feet cubed