find the area of the trapezium ABCD in which ad//dc, ab=18cm cd=12 cm
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Step-by-step explanation:
A bag contains 18 balls out of which x balls are red. (i) if one ball is draw at random from the bag,
what is the probability that it is not red ? (ii) if 2 more red balls are put in the bag , the probability of drawing a red
ball will be times the probability of drowing a red ball in the first case find the value of x.
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