Great Shapes
This shape has three sides and three vertices (corners)
Triangle
What is the product of 6 x 4?
24
9 x ___ = 45
5
A rectangle has an area of 20 square units. What could the dimensions be?
5 units by 4 units
10 units by 2 units
1 unit by 20 units
A rectangle is 4 inches long and 3 inches wide. What is its area?
12 square inches
**must included "square units"
Square
How many squares would be in a 6 x 3 array?
18
____ ÷ 10 = 10
100
A rectangle has 7 rows and a total of 28 square units. What is the length of the missing side?
4 units
A rectangle that is eleven feet long and seven feet wide has an area of what?
77 square feet
This shape is closed in but has no sides at all.
circle
To find the area, Mike multiplied 7 x 5. What total should he get?
35
35 ÷ ____ = 5
7
A square has all equal sides. The area of the square is 36 square cm. What is the measurement of the sides?
6 centimeters
All four sides of a square are the same size. If one side is 5 units, what is the area of the square?
25 square units
5 x 5 = 25
This shape has eight straight sides.
octagon
Valerie says since knows 7 x 2, she can easily figure out 7 x 20. What should her answer be?
140
____ x 4 = 32
8
There is a rectangle with an area of 54 square units. What might the dimensions be?
9 units x 6 units OR 6 units by 9 units
Bob has a rectangle that measures 7 inches by 5 inches.
Anna has a rectangle that measures 4 inches by 6 inches.
Are there rectangles the same size?
No, Bob's is bigger.
7 x 5 = 35
4 x 6 = 24
This shape has five straight sides.
pentagon
There are six fish tanks at the pet store. Each tank holds seven fish. How many total fish are in the tanks?
42 fish
Olivia puts bunnies in cages. She puts 3 bunnies in each cage until she gets to all 21 total bunnies. How many cages did she have to use?
Name ALL of the possible dimensions for a rectangle that has an area of 12 square inches.
12 inches x 1 inch
6 inches x 2 inches
4 inches x 3 inches
Bianca built a rectangle that is 9 inches by 8 inches.
Jessica built a rectangle that is 9 feet by 8 feet. Are their rectangles the same size? Why or why not?
They are not the same because feet are BIGGER than inches. Inches are SMALLER than feet.
9 x 8 = 72