Mathematics
Class 5
Area and Perimeter
Q1)
A brick measures 23 cm x 11 cm x 8 cm. How many bricks will be required to build a wall (1 Mark)
of measure 9.2 m long, 4 m height and 22 cm thick?
a)
b)
c)
d)
Q2)
Find the area of a rectangle measuring 7 cm by 3 cm.
a)
b)
c)
d)
Q3)
Q5)
(1 Mark)
True
False
Can't say
None of these
Find the perimeter of a rectangle whose length is 48 cm and breadth is 4.8 cm.
a)
b)
c)
d)
(1 Mark)
18 cm
9 cm
36 cm
27 cm
The measurement of the region enclosed by a plane figure is called the area of the
figure.
a)
b)
c)
d)
(1 Mark)
21 cm2
49 cm2
9 cm2
42 cm2
Find the perimeter of a rectangle measuring 6 cm by 3 cm.
a)
b)
c)
d)
Q4)
40,000
4,000
20,000
45,000
480.6 cm
105.6 cm
115.6 cm
48.6 cm
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(1 Mark)
Mathematics
Class 5
Q6)
Find the perimeter of a rectangle measuring 20 cm by 10 cm.
a)
b)
c)
d)
Q7)
60 cm
40 cm
20 cm
30 cm
Find the area of a square of side 12 cm.
a)
b)
c)
d)
(1 Mark)
(1 Mark)
12 cm2
144 cm2
48 cm2
120 cm2
Q8)
Find the perimeter of a rectangle whose area is 108 cm2 and breadth is 9 cm.
(4 Marks)
Q9)
Solve the following:
(2 Marks)
a. Rectangle: l = 30 cm, b = ? cm, p = 140 cm
b. Rectangle: l = 153 cm, b = 122 cm, p = ?
Q10)
Find the perimeter of an isosceles triangle with equal sides 6 cm each and third side 4.5 (2 Marks)
cm.
Q11)
Solve the following:
(2 Marks)
a. One side of a square = ?, p = 28 cm
b. One side of a square = 3 cm, p = ?
Q12)
The length of a rectangular piece of land is 125 m and the breadth is 75 m. Find its area (4 Marks)
and perimeter.
Q13)
Find the perimeter of a rectangle whose area is 84 cm2 and breadth is 6 cm.
(4 Marks)
Q14)
Solve the following:
(2 Marks)
a. Rectangle: l = 1 cm, b = 9 cm, A = ?
b. Square : l =?, A = 225 cm2
Q15)
A plot of land is 32 m long and 10 m wide. Find its area and perimeter.
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(4 Marks)
Mathematics
Class 5
Q16)
Solve the following:
(2 Marks)
a. One side of a square = 8 cm, Area = ?
b. One side of a square field = ?, Area = 100 sq. km
Q17)
Find a cost of cultivating a rectangular field 80 m long and 35 m wide at Rs. 15 per
square metre.
(2 Marks)
Q18)
The area of a rectangle is 630 cm2 and its length is 35 cm. Find the perimeter of the
rectangle.
(4 Marks)
Q19)
A rectangular sheet of paper measures 48 cm by 36 cm.
Find its perimeter in:
(2 Marks)
a. Centimetres
b. Millimetres.
Q20)
Find the perimeter using formula:
a. Rectangle: l = 5 cm, b = 4 cm
b. one side of square is 3 cm
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(2 Marks)
Mathematics
Class 5
Answers
Q1)
40,000
Q2)
21 cm2
Q3)
18 cm
Q4)
True
Q5)
105.6 cm
Q6)
60 cm
Q7)
144 cm2
Q8)
Length of a rectangle = 108/9 = 12 cm
Required perimeter = 2(12 + 9) = 42 cm
Q9)
a. b = 40 cm
b. p = 550 cm
Q10)
Perimeter = 6 + 6 + 4.5 = 16.5 cm
Q11)
a. 7 cm
b. 12 cm
Q12)
Area = 125 x 75 = 9375 m2
Perimeter = 2(125 + 75) m = 400 m
Q13)
Length of a rectangle = 84/6 = 14 cm
Required perimeter = 2(14 + 6) = 40 cm
Q14)
a. 9 cm2
b. 15 cm
Q15)
Area = 32 x 10 = 310 m2
Perimeter = 2(32 m + 10 m) = 84 m
Q16)
a. 64 cm2
b. Side = 10 km
Q17)
Area of the field = (80 x 35) m2 = 2800 m2
Cost of cultivation = Rs. (2800 x 15) = Rs. 42000
Q18)
Breadth = 630/35 = 18 cm
Perimeter = 2(35 + 18) = 106 cm
Q19)
a. 2(48 + 36) cm = 168 cm
b. (168 x 10 )mm = 1680 mm
Q20)
a. 18 cm
b. 12 cm
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