EduSahara™ Assignment
Name : Triangles
Chapter : Perimeter and Area
Grade : CBSE Grade VII
License : Non Commercial Use
Question 1
1.
In △PQR, if QR = 11 cm, RP = 10 cm, PQ = 17 cm, then perimeter of the triangle =
  • (i)
    43.00 cm
  • (ii)
    38.00 cm
  • (iii)
    33.00 cm
  • (iv)
    35.00 cm
  • (v)
    41.00 cm
Question 2
2.
In △PQR, if QR = 12 cm, RP = 14 cm and the corresponding height of side QR = 13.97 cm, then corresponding height of side RP =
  • (i)
    11.98 cm
  • (ii)
    6.98 cm
  • (iii)
    8.98 cm
  • (iv)
    14.98 cm
  • (v)
    16.98 cm
Question 3
3.
In △PQR, if QR = 13 cm, RP = 19 cm and the corresponding height of side QR = 11.86 cm, then area of the triangle =
  • (i)
    72.07 sq.cm
  • (ii)
    80.07 sq.cm
  • (iii)
    82.07 sq.cm
  • (iv)
    77.07 sq.cm
  • (v)
    74.07 sq.cm
Question 4
4.
In △PQR, if base QR = 15 cm and the corresponding height of side QR = 17.3 cm, then area of the triangle =
  • (i)
    113.76 sq.cm
  • (ii)
    105.76 sq.cm
  • (iii)
    129.76 sq.cm
  • (iv)
    144.76 sq.cm
  • (v)
    136.76 sq.cm
Question 5
5.
In △PQR, if base QR = 19 cm and area of the triangle = 161.55 sq.cm, then corresponding height of side QR =
  • (i)
    14.01 cm
  • (ii)
    22.01 cm
  • (iii)
    20.01 cm
  • (iv)
    12.01 cm
  • (v)
    17.01 cm
Question 6
6.
In △PQR, if corresponding height of side QR = 11.82 cm and area of the triangle = 112.25 sq.cm, then side QR =
  • (i)
    19.00 cm
  • (ii)
    22.00 cm
  • (iii)
    16.00 cm
  • (iv)
    24.00 cm
  • (v)
    14.00 cm
Question 7
7.
If the side of an equilateral triangle is 17 cm, the height of the equilateral triangle =
  • (i)
    19.72 cm
  • (ii)
    14.72 cm
  • (iii)
    9.72 cm
  • (iv)
    11.72 cm
  • (v)
    17.72 cm
Question 8
8.
If the side of an equilateral triangle is 16 cm, the perimeter of the equilateral triangle =
  • (i)
    45.00 cm
  • (ii)
    51.00 cm
  • (iii)
    43.00 cm
  • (iv)
    48.00 cm
  • (v)
    53.00 cm
Question 9
9.
If area of an equilateral triangle is 52.39 sq.cm, the side of the equilateral triangle =
  • (i)
    14.00 cm
  • (ii)
    16.00 cm
  • (iii)
    6.00 cm
  • (iv)
    8.00 cm
  • (v)
    11.00 cm
Question 10
10.
If area of an equilateral triangle is 110.85 sq.cm, the height of the equilateral triangle =
  • (i)
    16.86 cm
  • (ii)
    18.86 cm
  • (iii)
    10.86 cm
  • (iv)
    13.86 cm
  • (v)
    8.86 cm
Question 11
11.
If area of an equilateral triangle is 110.85 sq.cm, the perimeter of the equilateral triangle =
  • (i)
    45.00 cm
  • (ii)
    51.00 cm
  • (iii)
    43.00 cm
  • (iv)
    53.00 cm
  • (v)
    48.00 cm
Question 12
12.
If perimeter of an equilateral triangle 54 cm, the area of the equilateral triangle =
  • (i)
    158.30 sq.cm
  • (ii)
    117.30 sq.cm
  • (iii)
    140.30 sq.cm
  • (iv)
    124.30 sq.cm
  • (v)
    164.30 sq.cm
Question 13
13.
In an isosceles triangle △ABC, if BC = 20 cm, AB = CA = 11 cm, then perimeter of the triangle =
  • (i)
    45.00 cm
  • (ii)
    47.00 cm
  • (iii)
    42.00 cm
  • (iv)
    37.00 cm
  • (v)
    39.00 cm
Question 14
14.
In an isosceles triangle △ABC, if BC = 20 cm, CA = AB and perimeter is 50 cm, then side AB =
  • (i)
    18.00 cm
  • (ii)
    10.00 cm
  • (iii)
    12.00 cm
  • (iv)
    20.00 cm
  • (v)
    15.00 cm
Question 15
15.
In a right angled triangle △PQR, if QR = 18 cm, PQ = 13 cm are the lengths of perpendicular sides , then corresponding height of side QR =
  • (i)
    10.00 cm
  • (ii)
    13.00 cm
  • (iii)
    8.00 cm
  • (iv)
    16.00 cm
  • (v)
    18.00 cm
Question 16
16.
In a right angled triangle △PQR, if QR = 16 cm, PQ = 13 cm are the lengths of perpendicular sides , then corresponding height of side PQ =
  • (i)
    21.00 cm
  • (ii)
    13.00 cm
  • (iii)
    19.00 cm
  • (iv)
    11.00 cm
  • (v)
    16.00 cm
Question 17
17.
In a right angled triangle △PQR, if QR = 15 cm, PQ = 12 cm are the lengths of perpendicular sides , then area of the triangle =
  • (i)
    90.00 sq.cm
  • (ii)
    87.00 sq.cm
  • (iii)
    93.00 sq.cm
  • (iv)
    85.00 sq.cm
  • (v)
    95.00 sq.cm
Question 18
18.
In a right angled triangle △PQR, if the base QR = 19 cm and the corresponding height is 15 cm, then side RP =
  • (i)
    21.21 cm
  • (ii)
    27.21 cm
  • (iii)
    29.21 cm
  • (iv)
    19.21 cm
  • (v)
    24.21 cm
Question 19
19.
In a right angled triangle △PQR, if the base QR = 14 cm and the corresponding height is 15 cm, then side PQ =
  • (i)
    18.00 cm
  • (ii)
    20.00 cm
  • (iii)
    12.00 cm
  • (iv)
    15.00 cm
  • (v)
    10.00 cm
Question 20
20.
In a right angled triangle △PQR, if the base QR = 11 cm and the corresponding height is 13 cm, then corresponding height of side PQ =
  • (i)
    16.00 cm
  • (ii)
    14.00 cm
  • (iii)
    6.00 cm
  • (iv)
    8.00 cm
  • (v)
    11.00 cm
Question 21
21.
In a right angled triangle △PQR, if the base QR = 17 cm and the corresponding height is 14 cm, then area of the triangle =
  • (i)
    119.00 sq.cm
  • (ii)
    146.00 sq.cm
  • (iii)
    111.00 sq.cm
  • (iv)
    133.00 sq.cm
  • (v)
    96.00 sq.cm
Question 22
22.
In a right angled triangle △PQR, if the area is 110 sq.cm and corresponding height of side QR = 20 cm, then side QR =
  • (i)
    11.00 cm
  • (ii)
    14.00 cm
  • (iii)
    8.00 cm
  • (iv)
    16.00 cm
  • (v)
    6.00 cm
Question 23
23.
In a right angled triangle △PQR, if the area is 90 sq.cm and corresponding height of side QR = 10 cm, then side PQ =
  • (i)
    5.00 cm
  • (ii)
    13.00 cm
  • (iii)
    7.00 cm
  • (iv)
    15.00 cm
  • (v)
    10.00 cm
Question 24
24.
In a right angled triangle △PQR, if the area is 96 sq.cm and base QR = 12 cm, then side PQ =
  • (i)
    16.00 cm
  • (ii)
    19.00 cm
  • (iii)
    21.00 cm
  • (iv)
    11.00 cm
  • (v)
    13.00 cm
Question 25
25.
In a right angled triangle △PQR, if the area is 190 sq.cm and base QR = 19 cm, then corresponding height of side QR =
  • (i)
    23.00 cm
  • (ii)
    25.00 cm
  • (iii)
    20.00 cm
  • (iv)
    17.00 cm
  • (v)
    15.00 cm
Question 26
26.
In a right angled triangle △PQR, if the area is 133 sq.cm and base QR = 19 cm, then corresponding height of side PQ =
  • (i)
    14.00 cm
  • (ii)
    24.00 cm
  • (iii)
    19.00 cm
  • (iv)
    22.00 cm
  • (v)
    16.00 cm
Question 27
27.
In an isosceles right angled triangle △PQR, if QR = 13 cm is one of the equal sides, then side PQ =
  • (i)
    16.00 cm
  • (ii)
    8.00 cm
  • (iii)
    18.00 cm
  • (iv)
    10.00 cm
  • (v)
    13.00 cm
Question 28
28.
In an isosceles right angled triangle △PQR, if QR = 20 cm is one of the equal sides, then corresponding height of side PQ =
  • (i)
    17.00 cm
  • (ii)
    15.00 cm
  • (iii)
    20.00 cm
  • (iv)
    23.00 cm
  • (v)
    25.00 cm
Question 29
29.
In an isosceles right angled triangle △PQR, if QR = 20 cm is one of the equal sides, then area of the triangle =
  • (i)
    215.00 sq.cm
  • (ii)
    200.00 sq.cm
  • (iii)
    183.00 sq.cm
  • (iv)
    178.00 sq.cm
  • (v)
    214.00 sq.cm
Question 30
30.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 19 cm, then side QR =
  • (i)
    22.00 cm
  • (ii)
    16.00 cm
  • (iii)
    24.00 cm
  • (iv)
    14.00 cm
  • (v)
    19.00 cm
Question 31
31.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 10 cm, then side PQ =
  • (i)
    5.00 cm
  • (ii)
    7.00 cm
  • (iii)
    15.00 cm
  • (iv)
    13.00 cm
  • (v)
    10.00 cm
Question 32
32.
In an isosceles right angled triangle △PQR, if area = 162 sq.cm, then corresponding height of side PQ =
  • (i)
    13.00 cm
  • (ii)
    23.00 cm
  • (iii)
    15.00 cm
  • (iv)
    18.00 cm
  • (v)
    21.00 cm
Question 33
33.
Consider the following triangles. Which two triangles have the same area?
  • (i)
    △PAB and △SAB
  • (ii)
    △PAB and △TAB
  • (iii)
    △SAB and △TAB
  • (iv)
    △PAB and △RAB
  • (v)
    △SAB and △RAB
Question 34
34.
Consider the following triangles. Which two triangles have the same area?
  • (i)
    △CDE and △FGH
  • (ii)
    △FGH and △IJK
  • (iii)
    △FGH and △LMN
  • (iv)
    △CDE and △IJK
  • (v)
    △CDE and △LMN
    Assignment Key

  •  1) (ii)
  •  2) (i)
  •  3) (iv)
  •  4) (iii)
  •  5) (v)
  •  6) (i)
  •  7) (ii)
  •  8) (iv)
  •  9) (v)
  •  10) (iv)
  •  11) (v)
  •  12) (iii)
  •  13) (iii)
  •  14) (v)
  •  15) (ii)
  •  16) (v)
  •  17) (i)
  •  18) (v)
  •  19) (iv)
  •  20) (v)
  •  21) (i)
  •  22) (i)
  •  23) (v)
  •  24) (i)
  •  25) (iii)
  •  26) (iii)
  •  27) (v)
  •  28) (iii)
  •  29) (ii)
  •  30) (v)
  •  31) (v)
  •  32) (iv)
  •  33) (i)
  •  34) (v)