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Hi there! Have questions about your homework? At Brainly, there are 60 million students who want to help each other learn. Questions are usually answered in less than 10 minutes. Try it for yourself by posting a question! :D

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.