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Q) In the given figure, AB is a chord of a circle with centre O and AB is produced to C such that BC = OB. Also, CO is joined and produced to meet the circle in D. If ∠ACD = 25°, then ∠AOD =

Correct answer Option (B) - 75°

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Q. A batsman hits boundaries for 6 times out of 30 balls. Find the probability that he did not hit the boundaries.

Q. In a cylinder, radius is doubled and height is halved, curved surface area will be

Q. If E, F, G and H are the mid-points of the sides of a parallelogram ABCD, respectively, then ar (EFGH) is equal to

Q. The area of an equilateral triangle with side 2√3 cm is

Q. In the given figure, O is the centre of a circle. If ∠OAB = 40° and C is a point on the circle, then ∠ACB =

Q. In the given figure, BOC is a diameter of a circle with centre O. If AB and CD are two chords such that AB || CD and AB = 10 cm, then CD =

Q. The graph of x = 5 is a line

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Q. The longest chord of the circle is

Q. The factorization of 6x^{2} + 11x + 3 is

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