Question types

Triangles question types

41 questions across 4 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.

41
Questions
4
Question groups
5
Question types
Sample Questions

Triangles questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

With the angles given below, in which case the construction of triangle is possible?
  • A
    $30^\circ , 60^\circ , 70^\circ$
  • $50^\circ , 70^\circ , 60^\circ$
  • C
    $40^\circ , 80^\circ , 65^\circ$
  • D
    $72^\circ , 28^\circ , 90^\circ$

Answer: B.

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In an isosceles $\triangle\text{ABC}$, the bisectors of $\angle\text{A}$ and $\angle\text{C}$ meet at a point $O$. If $\angle\text{A}$ = $40^\circ $, then $\angle\text{BOC}$ = ?
  • $110^\circ$
  • B
    $70^\circ$
  • C
    $130^\circ$
  • D
    $150^\circ$

Answer: A.

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The side of a triangle are in the ratio $3 : 2 : 5$ and its perimeter is $30\ cm$. The length of the longest side is:
  • A
    $20\ cm$
  • $15\ cm$
  • C
    $10\ cm$
  • D
    $12\ cm$

Answer: B.

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Two angles of a triangle measure $30^\circ $ and $25^\circ $ respectively. The measure of the third angle is:
  • A
    $35^\circ $
  • B
    $45^\circ$
  • C
    $65^\circ$
  • $125^\circ$

Answer: D.

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Take three non-collinear points $A, B$ and $C$ on a page of your notebook. Join $AB, BC$ and $CA$. What figure do you get?Name:
$i.\ $The side opposite to $\angle\text{C}$.
$ii.\ $The angle opposite to the side $BC.$
$iii.\ $The vertex opposite to the side $CA.$
$iv.\ $The side opposite to the vertex $B.$
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