Question
Which of the following numbers will replace the question
mark (?) in the given series? 42, 41, 45, 36, 52, 27, ?Solution
42 – 1² = 41 41 + 2² = 45 45 - 3² = 36 36 + 4² = 52 52 - 5² = 27 27 + 6² = 63
PQ and PR are the two chords of a circle. The tangents at Q and R meet at A. If ∠QPR = 64°, then the measure of ∠QAR is?
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If in a ΔABC, AD is internal angle bisector & D is a point on BC, AB = 9 cm, BC = 12 cm then what is BD:CD?
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