Show:
Formulate the Answer
Think Outside the Box (perimeter)
What's In It (Area)?
Real World
What's Missing?
100
What is the formula for area of a parallelogram?
A = b*h or L*w
100
Find the perimeter of the rectangle with a length of 8.5 cm and a width of 5 cm.
P = 8.5 + 8.5 + 5 + 5 = 27 cm
100
Find the area of a right triangle with base of 7 in and height of 8 in.
A = (7 * 8) / 2 = 28 in2
100
An iPad screen is 9.7 in by 12.9 in. What is the area of an iPad screen?
A = 9.7 x 12.9 = 125.13 in2
100
A rectangle has an area of 99 cm2. If the base is 11 cm, what is the height?
99/11 = 9cm
200
What is the formula for area of a square?
A = s * s A = s2
200
Find the perimeter of a square that has a side length of 12.25 cm.
P = 4 * 12.25 = 49 cm or P = 12.25 + 12.25 + 12.25 + 12. 25 = 49 cm
200
Find the area of a square with side length 7 in.
A = 7 * 7 = 49 in2
200
Your square garden needs a fence. If one side is 26 feet, how much fence do you need?
P = 4 * 26 = 104 feet
200
A square has a perimeter of 72 in. What is the length of its sides?
72/4 = 18 in
300
What is the formula for the perimeter of a square?
P = s + s + s + s or P = 4s
300
Find the perimeter of a right triangle with one side length 6 ft, one side length 4 ft, and one side length 9 ft.
P = 6 + 4 + 9 = 19 ft
300
Find the area of a triangle with base = 9cm, side one = 7cm, side two = 3cm, and height = 2cm.
A = (9 * 2) / 2 = 9 cm2
300
Mary needs a fence around her rectangular backyard. The length of her backyard is 5 meters and the width is 8 meters. If fencing comes in sections that are 2 meters long, how many sections does Mary need to buy?
P = 5 + 5 + 8 + 8 = 26 ft and then 26/2 = 13 sections
300
The Smith family is buying tile for their kitchen. The area of the kitchen is 180 square feet. The length of the kitchen is 12 feet. What is the width of the kitchen?
180/12 = 15 ft
400
What is the formula for perimeter of a rectangle?
P = (2*b) + (2*h) or P = b + b + h + h
400
Find the perimeter of a triangle if it has a base of 6 m, a height of 8 m, and two side lengths that equal 3 m.
P = 6 + 3 + 3 = 12 m
400
Find the area of a rectangle that has a base of 3 1/2 cm and a height of 2 1/2 cm.
A = 7/2 * 5/2 = 35/4 = 8 3/4 cm2
400
The Smith family is buying tile for their kitchen. The kitchen is 10 feet by 12 feet. Tile costs $1.35 per square foot. How much will the tile cost?
A = 10 * 12 = 120 ft2 and then 120 * $1.35 = $162
400
A square pizza box has an area of 324 in2. What is the length of one side of the pizza box?
18 in (18 * 18 = 324)
500
What is the formula for area of a triangle?
A = (b * h) /2
500
Find the perimeter of a parallelogram with a base of 20.5 cm and a height of 15 cm and a side length of 18 cm.
P = 20.5 + 20.5 + 18 + 18 = 77 cm
500
Find the area of a parallelogram with a base of 12 ft, a height of 10 1/2 ft and a side length of 14 ft.
A = 12/1 * 21/2 = 252/2 = 126 ft2
500
Leah wants to paint 3 walls of her bedroom. Each wall has a length of 14 feet and a height of 9 feet. How many square feet of paint will she need to paint 3 walls?
A = 14 * 9 = 126 ft2 and then 3 * 126 = 378 ft2
500
A triangle has an area of 100 m2. Its base = 10 m. What is its height?
20 m because (20 * 10) / 2 = 100 m2