Perimeter
What is the equation for perimeter?
P= (length x 2) + (width x 2)
14 x 100?
1,400
18/3 = ?
6
True or False:
1/2 = 6/12
True
What is the equation for area?
A= l x w
A rectangle has a length of 21cm and a width of 24cm. What is the perimeter?
90cm
20 x 99?
1,980
78/3= ?
26
1/3 + 1 1/3= ?
A rectangle has a length of 16cm and a width of 26cm. What is the area?
146 cm 2
The area of the rectangle is 300 square feet. One dimension is 10 feet. What is the other dimension? What is the perimeter?
The other dimension is 30 feet. The perimeter is 80 feet.
Use the doubling and halving strategy to find an equivalent fraction to 64 x 5. What is the answer?
32 x 10 = 320
285/5 = ?
57
2/3 + 5/6 = ?
1 1/2
A rectangle has a length of 45 feet and a width of 80 feet. What is the area?
3,600 feet2
A rectangle has an area of 216 square inches. One dimension of the rectangle is 12 inches. What is the other dimension? What is the perimeter?
The other dimension is 18 inches. The perimeter is 60 inches.
True or False:
99 x 87 = (100 x 87) - (1 x 87)
612 x 5 = 306 x 10
True
True
$2.50
11 1/3- 9 1/12= ?
2 1/4
The perimeter of a rectangle is 226cm. One dimension is 100cm. What is the other dimension? What is the area?
The other dimension is 13cm. The area is 1,300cm2.
The area of a rectangle is 7,049 square feet. One dimension is 7 feet. What is the other dimension? What is the perimeter?
642 x 5?
3,210
Four dollars is split between ten friends. How much money does each friend get?
$0.40
27 4/9 - 12 17/18= ?
14 1/2
The perimeter of a rectangle is 912in. One dimension is 360in. What is the other dimension?
The other dimension is 96in.