1 MARK QUESTIONS
Q. Choose the correct alternative from those
given below each questions :
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Step-by-step explanation:
∆ABC and ∆ADC have the common vertex A and their bases lie on the same line
A(∆ABC)/A(∆ADC)=BC/DC -areas proportionate to bases
32/12=BC/3
BC=32×3/12
BC=8
BC=BD+DC
8=BD+3
BD=8-3
BD=5
Answer is A(5)
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