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Ignoring as question is not clear.
The product of a number and its multiplicative inverse is 1. So answer is $\frac{1}{28}$
cos(180+x)=cos(x). cos(180-x)= -cos(x). sin(180+x)= -sin(x). sin(180-x)=sin(x). cos(510)cos(330)+sin...
Please give the question id you are referring to.
$\frac{-3+1}{2} = \frac{-2}{2} = -1$
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He got 15 correct answers. So he got 5 questions incorrect.   Total marks = \$ 5 * ...
Mr. vidyanand - we will look into this immediately.
Let 's' be side of square. s * s = 64*25 ( areas equal ). s = 8 * 5 = 40. Hence perimeter of square ...
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-28. -28 * -1 = 28 ( minus times minus is plus )
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Perpendicular bisector of isoscles triangle and diameter in circle.
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it is 3. Distance of a point from y-axis is the x coordinate.
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A rectangle. Why ? In a rhombus, opposite angles are equal. Hence 2 angles are 90°. Hence sum of oth
If you generally say " I don't understand" we don't know what you are referring to. Please...
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P is the largest among the 4. Why ? Because 9 can occur only once in each number. Rest of the choice...
21. That makes it 3579+21=3600. 3600=60*60. If there is a number between 3579 and 3600 which is a sq...