Triangles
CBSE 2026 Board Exam Set 2 (Code 30/1/2)
CBSE_BOARD_PYQ_2026_30_1_2
Grade 10
Question:
[Section C]
$ABCD$ is a trapezium with $AB \parallel DC$. Diagonals intersect at $O$. Show $AO/BO = CO/DO$.
Step-by-Step Solution
Key Concept: AA similarity.
$\triangle AOB \sim \triangle COD \Rightarrow AO/BO = CO/DO$. [3.0 Marks]
Correct Answer: Proof shown.
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