Area MCQ

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• The area of a triangle is p sq.cm and its base is x cm. What is the height of the triangle (in cm) ?
  ক

  $$\frac{2p}{x}$$

  খ

  $$\frac{x}{2p}$$

  গ

  $$\frac{p}{2x}$$

  ঘ

  $$\frac{2x}{p}$$
• Which of the following figures has the longest perimeter ?
  ক

  A square of side 10 cm

  খ

  A rectangular of sides 12 cm and 9 cm

  গ

  A circle of radius 7 cm

  ঘ

  A rhombus of side 9 cm
• The magnitude of the area of a circle is seven times that of its circumference. What is the circumference (in units) of the circle ?
  ক

  88 units

  খ

  132 units

  গ

  616 units

  ঘ

  Cannot be determined

  ঙ

  None of these
• If a parallelogram with area P, a rectangle with area R and a triangle with area T are all constructed on the same base and all have the same altitude, then which of the following statements is false ?
  ক

  P = R

  খ

  P + T = 2R

  গ

  P = 2T

  ঘ

  T = $$\frac{1}{2}$$R
• If an angle of a triangle remains unchanged but each of its two including sides is doubled, then by what factor does the area get multiplied ?
  ক

  2

  খ

  3

  গ

  4

  ঘ

  6
• An equilateral triangle is described on the diagonal of a square. What is the ratio of the area of the triangle to that of the square ?
  ক

  2 : $$\sqrt 3 $$

  খ

  4 : $$\sqrt 3 $$

  গ

  $$\sqrt 3 $$ : 2

  ঘ

  $$\sqrt 3 $$ : 4
• A polygon has 9 sides. What is its interior angle?
  ক

  140 deg

  খ

  100 deg

  গ

  120 deg

  ঘ

  40 deg
• What is the obtuse angle formed by the hands of a clock when the time in the clock is 2:30?
  ক

  95 deg

  খ

  120 deg

  গ

  105 deg

  ঘ

  165 deg
• Find the greatest length which can be used to measure exactly three cloth pieces of lengths 1.26 m, 1.98 m and 1.62 m respectively.
  ক

  12 cm

  খ

  14 cm

  গ

  16 cm

  ঘ

  18 cm
• What is the measure of an exterior angle of a regular polygon of 10 sides?
  ক

  30

  খ

  24

  গ

  36

  ঘ

  20
• What is the measure of an interior angle of a regular polygon of 10 sides?
  ক

  150

  খ

  156

  গ

  144

  ঘ

  160
• The length and breadth of a rectangle are 24 cm and 7 cm respectively. What must be the length of its diagonal (in cm)?
  ক

  50

  খ

  28

  গ

  25

  ঘ

  56
• Find measure of central angle of the arc whose length is 22 cm and radius of the circle is 28 cm?
  ক

  60\u00b0

  খ

  45\u00b0

  গ

  75\u00b0

  ঘ

  90\u00b0
• The length of the diagonal of a rectangle is 26 cm and that of one side is 10 cm. What is the area of this rectangle?
  ক

  260 sq cm

  খ

  120 sq cm

  গ

  130 sq cm

  ঘ

  240 sq cm
• The length of a string is 8 feet and 9 inches, which is divided into 3 equal parts. What is the length of each part in inches?
  ক

  31

  খ

  33

  গ

  35

  ঘ

  37
• If a regular polygon has 6 sides then the measure of its interior angle is greater than the measure of its exterior angle by how many degrees?
  ক

  90\u00b0

  খ

  100\u00b0

  গ

  60\u00b0

  ঘ

  108\u00b0
• What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?
  ক

  186

  খ

  144

  গ

  132

  ঘ

  168
• What is the slope of the line perpendicular to the line passing through the points (-5 , 1) and (-2 , 0)?
  ক

  -3

  খ

  3

  গ

  -1\/3

  ঘ

  1\/3
• What is the area (in sq cm) of an equilateral triangle of side 14 cm?
  ক

  49\u221a3

  খ

  98\u221a3

  গ

  (49\/2)\u221a3

  ঘ

  (49\/4)\u221a3
• What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?
  ক

  500

  খ

  250

  গ

  125

  ঘ

  200
• The diagonal of a square is 12 cm what is the length (in cm) of its side?
  ক

  6\u221a2

  খ

  12\u221a2

  গ

  6

  ঘ

  9
• Area of 4 walls of a cuboid 400 sq cm, its length is 15 cm and height is 8 cm. What is its breadth (in cm)?
  ক

  12

  খ

  20

  গ

  24

  ঘ

  10
• What is the reflection of the point (5, 3) in the line y = -2?
  ক

  (-9 , 3)

  খ

  (-5 , -7)

  গ

  (-9 , -3)

  ঘ

  (5 , -7)
• What is the slope of the line parallel to the line passing through the points (-2, -1) and (4, -3)?
  ক

  1\/3

  খ

  -1\/3

  গ

  -3

  ঘ

  3
• What is the reflection of the point (2, -3.5) in the y-axis?
  ক

  (-2, 3.5)

  খ

  (-2, -3.5)

  গ

  (-3.5,-2)

  ঘ

  (3.5,-2)
• What is the area (in sq cm) of a regular hexagon of side 6 cm?
  ক

  27\u221a3

  খ

  54\u221a3

  গ

  54

  ঘ

  27
• What is the area (in sq cm) of a rectangle of perimeter 48 cm and breadth 10 cm?
  ক

  140

  খ

  480

  গ

  240

  ঘ

  440
• What is the area (in square units) of the figure enclosed by the graphs of the lines x = -4, x = 2, y = -2 and y = 3?
  ক

  12

  খ

  24

  গ

  15

  ঘ

  60
• What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?
  ক

  500

  খ

  400

  গ

  250

  ঘ

  450
• Area of 4 walls of a cuboid is 448 sq cm, its length is 18 cm and height is 8 cm. What is its breadth (in cm)?
  ক

  10

  খ

  9

  গ

  8

  ঘ

  7