A) \[\frac{zd}{y}\]
B) \[\frac{yd}{z}\]
C) \[xyd\]
D) \[xzd\]
Correct Answer: A
Solution :
By AA-similarity criterion, |
\[\Delta ALO\tilde{\ }\Delta ACD\] |
\[\therefore \,\,\,\frac{AL}{AC}=\frac{OL}{DC}\Rightarrow \frac{b}{z}=\frac{d}{y}\] |
\[\Rightarrow \,\,\,\,\,\,\,\,\,\,b=\frac{zd}{y}\] |
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