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Properties of Triangles — Maths STD 7 — Question

Maharashtra BoardEnglish MediumSTD 7MathsProperties of Triangles2 Marks
Question
$\angle\text{CBX}$ is an exterior angle of $\triangle \text{ABC}$ at B. Name.
  1. The interior adjacent angle.
  2. The interior opposite angles to exterior $\angle\text{CBX}$
Also, name the interior opposite angles to an exterior angle at A.
✓

Answer

  1. The interior angle ajacent to exterior $\angle \text{CBX}$ is $\angle \text{ABC}$
  2. The interior angles opposite to exterior $\angle \text{CBX}$ are $\angle \text{BAC}$ and $\angle \text{ACB}$
Also, the interior angles opposite to exterior $\angle \text{BAY}$ are $\angle \text{ABC}$ and $\angle \text{ACB}$

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