Area of Polygons - WK 2
Area of Polygons - WK 2
Area of Polygons - WK 2
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1. Write T for true and F for false.
a. The area of a rectangle is given by half the product of its length and breadth.
b. A parallelogram has two pairs of parallel sides.
11 cm
20 cm
45 cm 15 cm
c. d.
27 cm 16 cm
10 cm
30 cm
19 cm 22 cm
22 cm
e. 7 cm
4 cm
11 cm
2 cm
3. The area of a trapezium is 176 sq cm. If the bases measure respectively 9 cm and 13 cm, then
find the distance between them.
4. The diagonals of a rhombus are in the ratio 5 : 3. If the area of the rhombus is 67.5 sq. cm, then
find the lengths of the diagonals.
5. Find the area of a general quadrilateral whose heights of the diagonals are 8 cm and 6 cm,
respectively and length of the diagonal is 16 cm.
A 5 cm
E
20 cm
22 cm
E B 18 cm
14 cm B D
A C
7. If OR = 143 cm, then find the area of the below-given polygon MNOPQRS.
R
15 cm
S
30 cm T
U Q
M 65 cm V 90 cm
50 cm
35 cm W 45 cm
N 20 cm P
8. Find the area of an agricultural field having the shape and dimensions as shown in the
adjacent figure.
(Note: All the measurements are in metres.)
A H
I
B G
50
100
J 50
F
30
C D E