ICSE Class X Math 2014 Solved Paper
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In △ A B C , ∠ A B C = ∠ D A C . A B = 8 cm , A C = 4 cm , A D = 5 cm
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Question : 25
Total: 52
Prove that △ A C D △ B C A
Solution:
In △ ACD △ BCA
∠ C = ∠ C (common)
∠ ABC = ∠ DAC (given)
∴ △ ACD ∼ ∆ BCA ( AA postulates)
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