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Triangle And Its Angles — Maths STD 9 — Question

CBSE BoardEnglish MediumSTD 9MathsTriangle And Its Angles1 Mark
MCQ
In Fig , by which criterion triangles $O A C$ and $O B D$ are congruent?
Image
  • A
    SAS
  • B
    ASA
  • C
    AAS
  • D
    SSS
✓

Answer

A. SAS
 In triangles $O A C$ and $O B D$,
we find that$
O A=O B, \angle A O C=\angle B O D \text { and } O C=O D
$
So, by using $S A S$ congruence criterion, we obtain $\triangle O A C \cong \triangle O B D$.

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