Formulas
Find the perimeter of the rectangle with a length of 8cm and a width of 7 cm.
P = 30cm
Find the area of a rectangle that has a length of 13cm and a width of 5 cm.
A = 65 cm2
The classroom is getting new pink carpet. If the room has a length of 10cm and a width of 6 cm. How much carpet will the room need.
The room will need 60 cm2 of carpet.
What is 25% of 80?
20
Find the perimeter of a square that has a side length of 12cm.
P = 48 cm
Find the area of a square with side length 7 in.
A = 49 in2
Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade ?
A= 12 square feet
Put the fraction into a decimal 9/100
.09
Find the perimeter of a triangle with one side length 6.5ft, one side length 4.5ft, and one side length 9.5ft.
P = 20.5ft
Find the area of a right triangle with base = 7 cm and height = 8cm.
A = 28 in2
Mary needs to fence around her backyard. The length of her backyard is 5m and the width is 8m. If fencing comes in sections of 2 how many sections does Mary need to buy?
13 sections
Write all the factors of 12.
1, 2, 3, 4, 6, 12
What is the formula for area of a trapezoid?
1/2 x h (b1 + b2)
Find the perimeter of a triangle if it has a base of 6m, a height of 8 m, and two side lengths that equal 3m.
P = 12m
Find the area of a trapezoid with base 1 = 9cm, Base 2 = 11 cm, and height = 4cm.
A = 40cm2
Tony needs to make a small dog fence in the shape of a rectangle in his backyard for his new puppy. The length of his backyard is 5m and the width is 8m. If the fence is $3 a meter. How much will it cost?
$78.00
Reduce the fraction into lowest terms. 45/50
9/10
What is the area for a triangle?
A = (b * h) 1/2
Find the perimeter of a trapezoid with base lengths of 11 and 12 in. Two side lenths of 7 and 8 in.
P= 38 in
Rectangle a- length of 12.5 cm and width of 7cm
Rectangle b- length of 6.8 cm and width of 14cm
Which has bigger area?
A- 87.5 cm squared
B- 95.2 cm squared
B
A square pizza box has an area of 64 in2. What is the length of one side of the pizza box?
8 in
Add the mixed numbers together. 2 3/9 + 5 7/18
7 13/18