in the figure (not to scale) ABCD is an isoceles trapezium,AB||CD,AB=9cm,CD=12cm and AP:PD=BQ:QC=1:2 then PQ is
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Answer:
PQ= 10cm
Step-by-step explanation:
Here AP/PD= BQ/CD=1/2
prove that ,AP||PQ||CD
In ∆OAB a∆ ODC AB||DC
OA/AD = OB /BC =AB/CD
a/a+a+AD =3/4
3AD =a
a=AD=a/3
AP= a/9 BQ=b/9. PD=2a QC= 2b/9
In ∆oab and ∆opq
Ab/PQ = a/a+AP
PQ=10/9×9 =10 cm
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