In figure, BO and CO are the bisectors of ∠DBC and ECB respect

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 Multiple Choice QuestionsShort Answer Type

101. In figure, if AB || CD, ∠FAE = 90° and ∠AFE = 40° then find ∠ECD.



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102. In figure, BO and CO are the bisectors of ∠DBC and ECB respectively. If ∠BAC = 50° and ∠ABC = 60°, then find the measure of ∠BOC.



Solution not provided.

Ans.   65°

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103. In figure, ∠B = 55°, ∠C = 45° and the bisector of ∠A meets BC at D. Find ∠ADB and ∠ADC.


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 Multiple Choice QuestionsMultiple Choice Questions

104. An acute angle
  • measures between 0° and 90°
  • is exactly equal to 90°
  • is greater than 90° but less than 180°
  • is greater than 90° but less than 180°
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105. An angle which measures between 0° and 90° is called
  • a straight angle
  • an acute angle

  • a right angle
  • a right angle
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106. A right angle
  • measures between 0° and 90°
  • is exactly equal to 90°
  •  is greater than 90° but less than 180°
  •  is greater than 90° but less than 180°
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107. An angle which is exactly equal to 90° is called
  • an obtuse angle
  • an acute angle
  • a straight angle
  • a straight angle
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108. An angle which is greater than 90° and less than 180° is called
  • a right angle
  • a straight angle
  • an acute angle

  • an acute angle

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109. An obtuse angle
  • measures between 0° and 90°
  • is greater than 90° but less than 180°
  • is exactly equal to 90°
  • is exactly equal to 90°
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110. A straight angle
  • is greater than 90° but less than 180°
  •  is exactly equal to 90°
  • measures between 0° and 90°
  • measures between 0° and 90°
108 Views

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