Perimeter
How do you determine the perimeter of a shape?
perimeter = side + side + side +...
Adding the lengths of the sides
How do you determine the area of a right triangle? How are the area of a triangle and rectangle related?
Area = 1/2 (base x height) or
Area = 1/2 (length x width)
A triangle is half the area of a rectangle.
How do you determine the volume of a rectangular prism or cube?
volume= length x width x height
What is 27/100 as a decimal?
0.27
How do you compare fractions to decimals?
Answers may vary.
EX: You have to convert one or both to a decimal or fraction.
You can make each fraction into an equivalent fraction and convert to decimal.
Find the perimeter of a rectangle that is 12 meters by 14 meters.
52 meters
A wall has a length of 9 feet and a width of 6 feet. Determine the area and perimeter of the wall.
The area of 54 square feet and the perimeter of 30 ft.
Alisa filled her fish tank with water. Its length is 10 inches, its width is 3 inches, and its height is 6 inches. What is the volume of the tank?
180 cubic inches
What is 3/4 as a decimal?
0.75
Use the symbol <, >, or = to compare the two fractions below.
3/4 _ 7/8
3/4 < 7/8
Grant walks his dog around his square backyard everyday. Each side of Grant’s backyard is 36 meters. What is the perimeter of his backyard?
144 meters
A right triangle has a base of 7 feet and a height of 6 feet. What is the area?
21 square feet
Jack Sparrow found a treasure chest that had a height of 5 inches, width of 7 inches, and a length of 9 inches. What was the volume of the treasure chest?
315 cubic inches
What should you multiply the numerator and denominator by to get 2/5 into a decimal?
What is 2/5 as a decimal?
Multiply by 2 or 20
0.4 or 0.40
What is the common denominator of 3/5 and 7/15?
15
A square has a perimeter of 20 cm. What must the length of each side be?
5 cm
A square picture frame has an area of 100 square inches. How long is each side?
10 inches
Chris is making a maze for his pet hamster. The maze has a length of 15 feet, a width of 5 feet, and a height of 3 feet. What is the volume of the maze?
225 cubic inches
What is 2/9 as a decimal?
0.222...
What is a number that could be placed in the blank to complete this set from least to greatest?
2/5, 0.5, ____, 5/8
Any decimal between 0.510 and 0.625
A garden has a rectangular fence that has a perimeter of 50 feet. The length of the fence is 16 feet. What is the width of the fence?
9 feet
Find the area for a right triangle with a base of 12 centimeters and a height of 8 centimeters.
48 square centimeters
Anderson has a pool with a length of 12 feet, height of 5 feet, and width of 5 feet on his deck. What is the volume of Anderson’s pool?
The volume of the pool is 300 cubic feet.
Identify which of the following equations are true?
1/2 = 0.12
3/5 = 0.6
4 7/10 = 4.07
9/100 = 0.9
3/5= 0.6
What is 23 x 16?
368