Important Questions of Lines and Angles Mathematics | Zigya

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171. In figure, the value of x is:


  • 120° 
  • 130°
  • 110°
  • 110°
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172. An exterior angle of a triangle is 80° and two interior opposite angles are equal. Measure of each of these angles is:
  • 120° 
  • 40°
  • 100° 
  • 100° 
172 Views

173. In figure, value of x is:


  • 20°   
  • 40°
  • 30° 
  • 30° 
94 Views

174. A triangle can have:
  • Two right angles
  • Two obtuse angles
  • All angles more than 60°
  • All angles more than 60°
133 Views

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175. In figure, ∠PQR is:


  • 40°
  • 50°
  • 30°
  • 30°
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176. An exterior angle of a triangle is 80° and the interior opposite angles are in the ratio 1 : 3. Measure of each interior opposite angle is:
  • 30°, 90° 
  • 40°, 120°
  • 20°, 60° 
  • 20°, 60° 
92 Views

177. In a triangle ABC if ∠A = 53° and ∠C = 44° than the value of ∠B is:
  • 73°
  • 83°
  • 93°
  • 93°
113 Views

178. In figure, the value of x is:


  • 30° 
  • 10°
  • 20°
  • 20°
95 Views

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179. In figure, lines AB and CD intersect at O. If

fraction numerator angle AOD over denominator angle DOB end fraction equals 4 over 5 space then space angle COB space is colon


  • 80°
  • 100°
  • 90°   
  • 90°   
136 Views

180. The angles of a triangle are in the ratio 2 : 3 : 4. The agles are:


  • 20°, 60°, 80°

  • 80°, 40°, 60°
  • 40°, 60°, 80°
  • 40°, 60°, 80°
86 Views

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