CBSE Board Practice

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CBSE Grade IX - Areas of Parallelograms and Triangles
Question 1
1.
In a right angled triangle △PQR, if QR = 12 cm, PQ = 20 cm are the lengths of perpendicular sides , then area of the triangle =
  • 133.00 sq.cm
  • 112.00 sq.cm
  • 122.00 sq.cm
  • 94.00 sq.cm
  • 120.00 sq.cm
Question 2
2.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 14 cm, then area of the triangle =
  • 93.00 sq.cm
  • 103.00 sq.cm
  • 98.00 sq.cm
  • 95.00 sq.cm
  • 101.00 sq.cm
Question 3
3.
In an isosceles right angled triangle △PQR, if QR = 10 cm is one of the equal sides, then area of the triangle =
  • 45.00 sq.cm
  • 53.00 sq.cm
  • 50.00 sq.cm
  • 47.00 sq.cm
  • 55.00 sq.cm
Question 4
4.
Consider the following triangles. Which two triangles have the same area?
  • △PAB and △MAB
  • △PAB and △SAB
  • △PAB and △NAB
  • △SAB and △NAB
  • △SAB and △MAB
Question 5
5.
In a right angled triangle △PQR, if QR = 12 cm is one of the perpendicular sides and RP = 20.81 cm is the hypotenuse, then area of the triangle =
  • 84.00 sq.cm
  • 102.00 sq.cm
  • 115.00 sq.cm
  • 99.00 sq.cm
  • 117.00 sq.cm
Question 6
6.
Consider the following triangles. Which two triangles have the same area?
  • △GHI and △MNO
  • △DEF and △GHI
  • △DEF and △MNO
  • △DEF and △JKL
  • △GHI and △JKL
Question 7
7.
In parallelogram PQRS, if base PQ = 16.00 cm and the corresponding height is 9.43 cm, then area of the parallelogram =
  • 172.88 sq.cm
  • 150.88 sq.cm
  • 134.88 sq.cm
  • 152.88 sq.cm
Question 8
8.
In △PQR, if base QR = 11 cm and the corresponding height of side QR = 14.77 cm, then area of the triangle =
  • 76.26 sq.cm
  • 81.26 sq.cm
  • 84.26 sq.cm
  • 78.26 sq.cm
  • 86.26 sq.cm
Question 9
9.
Consider the following parallelograms. Which two parallelograms have the same area?
  • EFGH and QRST
  • EFGH and MNOP
  • ABCD and EFGH
  • ABCD and QRST
  • MNOP and QRST
Question 10
10.
In a right angled triangle △PQR, if the base QR = 20 cm and the corresponding height is 16 cm, then area of the triangle =
  • 158.00 sq.cm
  • 138.00 sq.cm
  • 186.00 sq.cm
  • 166.00 sq.cm
  • 160.00 sq.cm