Important Questions of Lines and Angles Mathematics | Zigya

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 Multiple Choice QuestionsShort Answer Type

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91. In figure, find x.


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92. In figure, TQ, TR are the bisectors of ∠Q and ∠R respectively. ∠QPR = 80°, ∠PRT = 30°, determine ∠TQR and ∠QTR.


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93. An exterior angle of a triangle is 120° and one of the interior opposite angles is 40°. Find the other two angles of a triangle.
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94. The exterior angles obtained on producing the base of a triangle both ways are 100° and 120°. Find all the angles. 
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95. In figure, PQ || SR, ∠SQR = 25°, ∠QRT = 65°, find x and y:


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96. In figure if PQ || RS then find ∠SOR.


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97. In figure 4, find the value of ∠CDE.


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98. If the angles of a triangle are in the ratio 1 : 2 : 3. Then find the measure of angles.
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99. In ∆ABC. ∠B = 35°, ∠C = 65° and bisector of ∠A meets BC at point D. Find ∠ADB and ∠ADC.
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100. In figure, BP⊥AC, ∠PBC = 25° and ∠DAC = 30°. Find the value of x.


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