Perimeter

Pretest

1. What is perimeter?
a. The area inside an object
b. The distance around an area
c. The length of a side.
d. The length of two sides.

2. How do you find the perimeter of a shape?
a. multiply two sides of the shape.
b. Add two sides of the shape.
c. Multiply all sides of the shape.
d. Add all sides of the shape.

3. Which problem will find the perimeter of the given shape:

a. 5 x 4 x 5 x 4
b. 4 x 5
c. 4 + 5
d. 5 + 4 + 5 + 4

4. Which problem will find the perimeter of this square?

a. 5 x 5
b. 5 x 5 x 5 x 5
c. 5 + 5
d. 5 + 5 + 5 + 5


5. What is the perimeter of this octagon?

a. 88 in
b. 12 in
c. 28 in
d. 144 in

6. If Jim was running around all of the bases on a baseball field that were 70 feet apart, what is the distance that he would have to run.
a. 70 feet
b. 140 feet
c. 280 feet
d. 4900 feet


7. If Tim and Jim were going to build a fence in the shape of a square around their back yard that had one side that was 5 yards long, what would be the perimeter of the fence?
a. 25 yards
b. 20 yards
c. 10 yards
d. 625 yards

8. Jill is growing a vegetable garden but the deer keep eating her plants. She has decided to build a rectangular fence around her garden to protect it. One side is 42 feet and another side is 42 feet. What other information do you need to help Jill find out the total length of fencing is needed for her project?
a. I can figure it out with the information provided.
b. I need to know the length of another side.
c. I need to know the length of two other sides.
d. This problem is impossible to figure out.

9. The exterminator charges 55 cents per foot to exterminate around my rectangular house. What amount do I need multiply to the 55 cents per foot, to calculate how much to pay the exterminator?
a. The two different lengths of the rectangle.
b. The four different lengths of the rectangle.
c. All of the lengths of the rectangle.
d. This problem is impossible to figure out.

10. I'm going to draw a chalk line around the perimeter of our school playground that is in the shape of a pentagon. Two of the sides are 10 yards, two of the other sides are 12 yards, and the last side is 15 yards. How many yards of chalk will be needed to draw the perimeter?
a. 47 yards
b. 37 yards
c. 49 yards
d. 59 yards

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