Exams

If x = a cosθ+ b sinθ and y = b cosθ- a sinθ, then x2 + y2 is equal to

The total surface area of a hemisphere is 166.32 sq cm, find its radius?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔADE is 8 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

If an object moves in a circular path with uniform ________, its motion is called uniform circular motion.

Two numbers are in the ratio 5:6 when 6 is added to each, the ratio becomes 7:8 then the numbers are

Find the median, mode and mean of 9, 5, 8, 9, 9, 7, 8, 9, 8.

If 192 pens cost is Rs.10, how many pens can be bought for Rs.5?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

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