1. ABCD is a parallelogram. Points P and Q divides BC in three equal parts. Prove that
ar(APQ) = ar( DPQ) = 1/6 ar (ABCD).
2. traingles DAC and BAC are on same base AC. If vertex B and D are on opposite side of AC such that area of traingle BAC . Prove that OD=OB.
3. AB is a diametre of the circle whose centre is O. If angle ADC = 120 , calculate the angle BAC.


Please its urgent........

1
arent three questions in one question too long?
hmmm seriously its too long
ya but interesting
hmmm

Answers

2016-03-06T15:21:15+05:30
1)I could only get first answer others trying
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