Answers2025-26 WCSB FL-1205040-MJ Grade 7 Mathematics B-4th onlyArea of Parallelograms

Area of Parallelograms Answers

10 verified answers1 views
1
Free Preview

Clint found the area of the parallelogram shown. Which statement explains the error Clint made?Clint’s Work:

Question illustration
A
Clint used the wrong units. He should have used cm, as that is what was in the diagram.
B
Clint used the wrong formula. He should have used .
Option B
C
Clint did not use all three numbers in the diagram. He should have multiplied them all.
D
Clint did not use a height perpendicular to the base. He should have used 4 for the height.
2
Free Preview

Abigail wants to make a tapestry in the shape of a parallelogram that is 24 inches across the bottom and 36 inches tall. If she pieces smaller similar parallelograms that are 2 inches at the base and 3 inches tall, how many will she need to make the tapestry?

A
12
B
24
C
144
D
216
3

The intersection of two streets forms a parallelogram. One street is 40 feet wide. The height of the parallelogram formed is 25 ft. What is the area of the intersection?

Question illustration
A
500 sq ft
B
560 sq ft
C
1,000 sq ft
D
1,120 sq ft
4

Aubrey claims that if the dimensions of the parallelogram shown are doubled, then the area of the larger parallelogram will be 4 times more than the original. Which statement about her claim is completely true?

Question illustration
A
Aubrey is correct because the area of the new parallelogram is square inches. The original area is 18 square inches. Since , the new parallelogram has 4 times the area of the original.
Option A
B
Aubrey is correct because the area of the new parallelogram is square inches. The original area is 18 square inches. Since , it is about 4 times larger than the original.
Option B
C
Aubrey is incorrect because if one doubles each dimension, then the area will automatically be doubled as well. The original area is 18 square inches so the new parallelogram will have an area of , or two times more than the original.
Option C
D
Aubrey is incorrect because if one doubles each dimension, then the area will automatically be doubled as well. The original area is 30 square inches so the new parallelogram will have an area of , or 2 times more than the original.
Option D
5

Which rectangle could be created from a parallelogram with a base of 6 and a height of 2?

A
A rectangle with a base of 6 units and height of 2 units.
Option A
B
A rectangle with a base of 4 units and height of 2 units.
Option B
C
A rectangle with a base of 8 units and height of 2 units.
Option C
D
A rectangle with a base of 12 units and height of 2 units.
Option D
6

What is the area of the parallelogram?

Question illustration
A
32 cm2
B
65 cm2
C
70 cm2
D
195 cm2
7

Seth wants to cover the top of a small table with glass parallelogram tiles. The top of the table measures 18 inches by 14 inches. If each tile has four sides of length 3 inches with a height of 2 inches, about how many tiles will he need?

A
26
B
42
C
63
D
84
8

If the height of the parallelogram shown is increased by 1 cm and the base is increased by 2 cm, what is the area of the new parallelogram?

Question illustration
A
28 cm2
B
39 cm2
C
55 cm2
D
60 cm2
9

If the height and base of the parallelogram shown are each increased by 1 cm, what is the area of the new parallelogram?

Question illustration
A
12 cm2
B
22 cm2
C
30 cm2
D
40 cm2
10

What is the area of the parallelogram?

Question illustration
A
18 cm2
B
28 cm2
C
36 cm2
D
45 cm2

Did you find these answers helpful?

More from this Course

Quiz
10 verified answers

Surface Area and Volume of Cylinders

Quiz
1 verified answers

Quiz

Instruction
3 verified answers

Instruction