Show:
Area Model 1x2
Area Model 1x3, 1x4
Area Model 2x2
Area
Perimeter
100
Use the area model to solve 2 x 22
2 x 22 = 44
100
5 x 234
5 x 234 = 1,170
100
12 x 25
12 x 25 = 300
100
What is the area of a rectangle with a length of 5miles and a width of 9miles?
5 x 9 = 45 45 miles2 (miles squared)
100
What is the perimeter of a rectangle that has a length of 7mm and a width of 5mm?
24 mm
200
42 x 5
42 x 5 = 210
200
6 x 543
6 x 543 = 3,258
200
54 x 85
54 x 85 = 4,590
200
What is the area of a rectangle with a width of 22cm and a length of 11cm?
a = l x w 22 x 11 = 242 242 cm2 (centimeters squared)
200
What is the perimeter of a rectangle with a width of 15ft and a length of 23ft?
There perimeter is 76 feet
300
36 x 4
36 x 4 = 144
300
1,225 x 4
1,225 x 4 = 4,900
300
78 x 36
78 x 36 = 2,808
300
What is the missing side of a rectangle if the area is 54 meters squared (m2) with a length of 9?
9 x ___ = 54 because a = l x w 9 x 6 = 54 The missing side is 6 meters (m)
300
Find the missing side of a rectangle if the perimeter is 58 inches and the length is 19.
P = 58 L = 19 W = 10
400
7 x 63
7 x 63 = 441
400
A teacher has 125 boxes of chalk stored for the entire school year. Each box has 8 pieces of chalk. How many pieces of chalk does the teacher have?
125 x 8 = 1,000
400
Berlin Central School District owns 25 school busses. There are 64 seats on each bus. How many seats in total are there on the busses?
25 x 64 = 1,600
400
A super farm is 12 miles long and 6 miles wide. What is its area?
12 x 6 = 72 72 miles squared (mi2)
400
A rectangular park is 90 yards long and 63 yards wide. What is its perimeter?
2 x (90 + 63) 306 yards
500
A small cookie factory produced 9 packages of cookies. There were 48 cookies in each package. Mr. Moseley ate 21 cookies. How many cookies are left?
9 x 48 = 432 432 - 21 = 411 411 cookies are left
500
At Berlin Middle School, 104 students are putting on a puppet show. Each student made 5 puppets for the show. There are an extra 38 puppets from last year as well. How many puppets are there in all?
104 x 5 = 520 520 + 38 = 528 528 puppets in all
500
Mrs. Ruebel and Mr. Moseley ordered 82 boxes of paper. There were 92 sheets of paper in each box. Mr. Moseley opens a box, but dripped coffee on 47 pages and had to throw them away. How many sheets of paper are left?
82 x 92 = 7,544 7,544 - 47 = 7,497 7,497 sheets are left
500
What is the area formula?
a = l x w Area = length x width
500
What is the perimeter formula for a rectangle?
P = 2 x ( l + w)