In the figure below, E is the midpoint of AB, OD:DB=2:3 and F is the point of intersection of OE and AD.

In the figure below, E is the midpoint of AB, OD:DB=2:3 and F is the point of intersection of OE and AD.

a) Given that OA = a and OB = b , express in terms of a and b
i) OE
ii) AD
b) Given further that AF = tAD and OF = sOE where s and t are scalars, find the values of s and t.
c) Show that O, F and E are collinear.

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sharon kalunda answered the question on May 6, 2019 at 06:50

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