Formulas
Perimeter
Area
Word Problems
100
What formula is used to calculate the area of a square?
side squared or s2
100
True or False: If the Base of a square is 18, the height will equal to 20.
False, the height will equal to 18
100
What is the area of a rectangle if the base is 45cm and the height is 15cm?
675cm2
100
The measurements of a mirror is 25x by 10x. What is the area knowing that x is 7.
245
200
True of False, to figure out the perimeter of a square, the formula would be s + s + s + s OR s + 4
False, s + 4 is incorrect
200
Find the side of a square whose perimeter is 20m.
5m
200
What is the area of a square if the length of one side is 14.5cm?
210.25cm2
200
A graphic designer needs to create a rectangular poster measuring 10 dm by 24.8 dm. What is the perimeter of the poster?
The perimeter of the poster is 69.6 dm
300
What formula can you use to figure out the area of a parallelogram?
B x H or L x W
300
Multiple choice: What is the perimeter of a parallelogram knowing that the height is 7x and the base is 12x? a) 19x b) 21x c) 38x d) 38
C, 38x
300
True or False: The area of a parallelogram is 82m2 knowing that the base is 20m and the height is 4m
False, the area is 80m2.
300
Emile has to make a regular mac book pro case. The measurements of the mac book pro are 30 cm by 21.5 cm. He needs to know the area of the case in order to make it. What is the area of the mac book pro case?
The area of the mac book pro case is 645 cm2.
400
What is the formula to figure out the perimeter of a parallelogram?
s + s + s + s
400
What is the perimeter of a rectangle knowing that the base is 14x and the height is 2x?
32x
400
Multiple Choice: What is the area of a rectangle if the base is 2x + 12 and the height is 20? a) 40x + 32 b) 14x + 20 c) 72x d) 40 + 32x
a, 40x + 32
400
A producer is creating a movie and she needs to advertise the film. The billboard has to be 14 by 48 feet. What is the area of the billboard? What is the perimeter?
The area of the billboard is 672 The perimeter is 124
500
What does W and H mean in the formula w x h?
W= width H= height
500
What is the perimeter of a rectangle if the base is 5x + 13 and the height, 18 - 11x?
-12x + 62
500
What is the area of a parallelogram if the base is -95x + 2(15x +2) and the height 20?
-1300x + 60
500
Roderyk needs to know the area of his paper so he can write as many raps as he can on it. To write the amount he needs the paper has to be at least 650 cm2. Will he be able to write all his raps, knowing that the measurements of his paper is 28cm by 21.5cm?
No he won't, his paper is only 602 cm2.
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