A) 75m
B) 50m
C) 45m
D) 60
Correct Answer: D
Solution :
Given AB = 12 m, let AC = h |
In similar \[\Delta ABE\]and \[\Delta ACD\], |
\[\frac{AB}{AC}=\frac{BE}{CD}\Rightarrow \,\,\frac{12}{h}=\frac{20}{100}\] |
\[\Rightarrow \,\,\,h=\frac{12\times 100}{20}=12\times 5=60\,m\] |
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