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Unknown Side Lengths, Area and Perimeter

Total questions: 24

Worksheet time: 2hrs 53mins

Name
Class
Date
1.
The distance around an object is called the 
a)
area
b)
perimeter
2.
Find the PERIMETER of this figure.
a)
25 cm
b)
20 cm
c)
10 cm
d)
20 sq. cm
3.
What is the perimeter?
a)
4 in.
b)
16 in. 
c)
8 in. 
d)
24 in.
4.
What is length of the missing sides?
a)
7ft
b)
2ft
c)
3ft
d)
15ft
5.

What is the area of this rectangle (A = L x W)

a)

42

b)

35

c)

36

d)

25

6.
Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?
a)
20 feet
b)
40 ft
c)
96 square feet
d)
40 square feet
7.
What does area mean?
a)
the distance around a shape
b)
half the distance around a shape
c)
the amount of space outside a shape
d)
the amount of space inside a shape
8.

If the perimeter of the rectangle is 26 units, what is the missing side length?

(a)  

9.

If the perimeter is 28 units, what is the missing side length?

(a)  

10.

Faith created a rectangular play area for her dog in her backyard. The perimeter measured 36ft. The length of the long side was 13 feet. What does the width of the play area measure?

(a)  

11.

The total perimeter of a square is 12 in. What is the length of one side?

a)

2 in

b)

4 in.

c)

3 in.

d)

5 in.

12.
A perimeter of a rectangle is 34 meters.  The width is 4 meters.  What would the length be?
a)
17 m
b)
13 m
c)
15 m
13.

A rectangular swimming pool has a length of 20m and a width of 7m. What is the perimeter of the pool?

a)

54m

b)

140m

c)

27m

14.

The length of a rectangle is 10cm and the width is 5cm. What is the perimeter of the rectangle?

a)

50cm

b)

30cm

c)

15cm

15.

What is the perimeter of the rectangle?

a)

42in.

b)

90in.

c)

21in.

16.
What is the perimeter of the rectangle? (Hint: top matches the bottom, left matches the right!)
a)
28 sq feet
b)
28 feet
c)
48 feet
d)
48 sq feet
17.
What is the perimeter of this rectangle? 
a)
60 in
b)
34 cm
c)
60 cm
d)
34 in
18.
Find the perimeter of this rectangle.
a)
30 cm.
b)
13 cm.
c)
36 cm.
d)
26 cm.
19.
What is the perimeter? (Hint: this is a square with equal sides!)
a)
4 in.
b)
16 in. 
c)
8 in. 
d)
12 in.
20.
What is the perimeter of the fence?
a)
25
b)
30
c)
35
d)
40
21.
Find the PERIMETER of this figure.
a)
25 cm
b)
20 cm
c)
10 cm
d)
20 sq. cm
22.
A perimeter of a rectangle is 34 meters.  The width is 4 meters.  What would the length be?
a)
17 m
b)
13 m
c)
15 m
23.
A rectangular pizza has a perimeter of 24 inches. If the length is 8 inches, what is the width?
a)
4 inches
b)
6 inches
c)
8 inches
d)
3 inches
24.

An envelope from the post office is 6 inches wide and 8 inches long. What is the perimeter of the envelope?

a)

48 inches

b)

48 square inches

c)

28 square inches

d)

28 inches

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