alleryStart learning →In trapezium ABCD, AB is parallel to CD, AB = 12 and CD = 8. Diagonals meet at O. AO : OC is
A2 : 3
B3 : 2
C4 : 3
D12 : 20
Answer & Solution
Correct answer: B. 3 : 2
Triangles AOB and COD are similar by AA, so AO : OC = AB : CD = 12 : 8 = 3 : 2.
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