A) 15 cm
B) 12cm
C) 9 cm
D) 8 cm
Correct Answer: B
Solution :
(b): by given condition, Area of parallelogram \[=6\times area\text{ }of\text{ }\Delta NPR\] \[\therefore \]\[NR\times PL=6\times \frac{1}{2}\times NR\times pR\] \[\Rightarrow \]\[PL=3PR\] \[(here,PL=PR+RL)\] \[\Rightarrow \] \[PR+RL=3PR\] \[\Rightarrow \]\[RL=2PR=2\times 6=12\]cm.You need to login to perform this action.
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