CBSE Board Practice

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CBSE Grade IX - Areas of Parallelograms and Triangles

Question 1

1.	In △PQR, if base QR = 18 cm and the corresponding height of side QR = 15.94 cm, then area of the triangle =
	159.43 sq.cm 139.43 sq.cm 143.43 sq.cm 128.43 sq.cm 150.43 sq.cm

Question 2

2.	Consider the following parallelograms. Which two parallelograms have the same area?
	EFGH and MNOP ABCD and EFGH ABCD and QRST EFGH and QRST MNOP and QRST

Question 3

3.	In a right angled triangle △PQR, if QR = 16 cm, PQ = 17 cm are the lengths of perpendicular sides , then area of the triangle =
	163.00 sq.cm 138.00 sq.cm 112.00 sq.cm 123.00 sq.cm 136.00 sq.cm

Question 4

4.	In △PQR, if QR = 13 cm, RP = 18 cm and the corresponding height of side QR = 12.99 cm, then area of the triangle =
	81.43 sq.cm 84.43 sq.cm 79.43 sq.cm 87.43 sq.cm 89.43 sq.cm

Question 5

5.	In trapezium ABCD, if distance between the parallel sides is 7.81 cm and lengths of the parallel sides AB = 14.00 cm and CD = 5.00 cm, then area of the trapezium =
	69.19 sq.cm 77.19 sq.cm 71.19 sq.cm 74.19 sq.cm 79.19 sq.cm

Question 6

6.	Consider the following triangles. Which two triangles have the same area?
	△BCD and △KLM △EFG and △KLM △BCD and △HIJ △EFG and △HIJ △BCD and △EFG

Question 7

7.	In a right angled triangle △PQR, if the base QR = 18 cm and the corresponding height is 19 cm, then area of the triangle =
	176.00 sq.cm 171.00 sq.cm 155.00 sq.cm 199.00 sq.cm

Question 8

8.	In an isosceles right angled triangle △PQR, if QR = 11 cm is one of the equal sides, then area of the triangle =
	65.50 sq.cm 63.50 sq.cm 57.50 sq.cm 60.50 sq.cm 55.50 sq.cm

Question 9

9.	In rhombus PQRS, if diagonals QS = 20.00 cm and PR = 13.27 cm, the area of the rhombus =
	118.70 sq.cm 132.70 sq.cm 144.70 sq.cm 127.70 sq.cm 145.70 sq.cm

Question 10

10.	Consider the following triangles. Which two triangles have the same area?
	△OAB and △NAB △OAB and △TAB △OAB and △MAB △MAB and △TAB △MAB and △NAB

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