CBSE Board Practice

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CBSE Grade IX - Areas of Parallelograms and Triangles
Question 1
1.
In rhombus PQRS, if diagonals QS = 17.00 cm and PR = 22.25 cm, the area of the rhombus =
  • 174.12 sq.cm
  • 203.12 sq.cm
  • 189.12 sq.cm
  • 181.12 sq.cm
  • 201.12 sq.cm
Question 2
2.
In △PQR, if base QR = 19 cm and the corresponding height of side QR = 11.54 cm, then area of the triangle =
  • 94.67 sq.cm
  • 121.67 sq.cm
  • 126.67 sq.cm
  • 97.67 sq.cm
  • 109.67 sq.cm
Question 3
3.
In a right angled triangle △PQR, if QR = 19 cm is one of the perpendicular sides and RP = 26.17 cm is the hypotenuse, then area of the triangle =
  • 171.00 sq.cm
  • 186.00 sq.cm
  • 154.00 sq.cm
  • 155.00 sq.cm
  • 174.00 sq.cm
Question 4
4.
In a right angled triangle △PQR, if QR = 13 cm, PQ = 15 cm are the lengths of perpendicular sides , then area of the triangle =
  • 94.50 sq.cm
  • 97.50 sq.cm
  • 100.50 sq.cm
  • 102.50 sq.cm
  • 92.50 sq.cm
Question 5
5.
Consider the following parallelograms. Which two parallelograms have the same area?
  • ABCD and QRST
  • MNOP and QRST
  • EFGH and QRST
  • ABCD and EFGH
  • EFGH and MNOP
Question 6
6.
In an isosceles triangle △ABC, if BC = 17 cm, AB = CA = 13 cm, then area of the triangle =
  • 80.61 sq.cm
  • 86.61 sq.cm
  • 88.61 sq.cm
  • 83.61 sq.cm
  • 78.61 sq.cm
Question 7
7.
In trapezium ABCD, if distance between the parallel sides is 5.61 cm and lengths of the parallel sides AB = 20.00 cm and CD = 9.00 cm, then area of the trapezium =
  • 86.34 sq.cm
  • 84.34 sq.cm
  • 81.34 sq.cm
  • 78.34 sq.cm
  • 76.34 sq.cm
Question 8
8.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 10 cm, then area of the triangle =
  • 45.00 sq.cm
  • 55.00 sq.cm
  • 50.00 sq.cm
  • 53.00 sq.cm
  • 47.00 sq.cm
Question 9
9.
Consider the following triangles. Which two triangles have the same area?
  • △RAB and △OAB
  • △NAB and △PAB
  • △RAB and △PAB
  • △NAB and △OAB
  • △NAB and △RAB
Question 10
10.
Consider the following triangles. Which two triangles have the same area?
  • △EFG and △KLM
  • △EFG and △HIJ
  • △EFG and △NOP
  • △HIJ and △KLM
  • △HIJ and △NOP