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Q17. Four students A,B,C and D are standing onthe circumference of the circle with centre 0.Students at B and D are holding a rope passingthrough centre such that angleBOD = 120degree(a) If A,B,C and D are made to hold a ribbon,what kind of a figure is ABCD ?(b) What is the measure of angleBAD ?(c) What is the measure of BCD ?(d) If another child E joins them, what will bethe measure of angleBED ? |
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