Mathematics
In the given figure, ∠BCA = ∠CDA = 90°, then the value of is :
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Answer
In △ADC and △ABC, we get :
∠BCA = ∠CDA = 90°
∠CAD = ∠BAC [Common]
△ADC ~ △ABC [By AA axiom]
We know that,
Ratio of corresponding sides of similar triangle are proportional to each other.
Hence, Option 1 is the correct option.
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