Perimeter
p = l + l + w + w
What is the formula of area?
A = L x W
Simpson has a chicken pen that measures 15 feet wide and 8 feet long. How much wire will he need to spread across the border of the pen?
46 feet
144 feet
A fencing company uses 80 feet of fencing to go around a small yard. If the length of the yard is 25 feet, what is the width?
15 feet
Mr. Douglas built a sandbox in the backyard for his kids. The area of the sandbox is 140 square feet. If the length is 7 feet, how wide is the sandbox?
20 feet
I have a rectilinear figure that has two rectangles. The top rectangle has a length of 4 feet and a width of 3 feet. The bottom rectangle has a length of 5 feet and the width is unknown. The area of the bottom rectangle is 20 feet.
What is the width of the bottom rectangle?
What is the total area of the figure? (both rectangles)
Width is 4 feet
Total area is 12 feet + 20 feet = 32 feet
A city is building a dog park and needs 360 feet of fencing to go around the entire park. The length of the park is 120 feet. What is the width?
A Girl Scout Troop is making blankets to donate to a local hospital. Each blanket uses 72 square feet of fabric. If a blanket is 6 feet wide, how long is it?
12 feet
I have a rectilinear figure with an area of 32 square inches. The area of one of the rectangles in this figure is 12 square inches. Draw the figure I am describing.
Look to the board ;)