Read the following information and answer the questions given below:
A has 28 elements, B has 32 elements and A U B has 40 elements.
How many elements are present only in B?
What will be the equation of the perpendicular bisector of segment joining the points (5,3) and (0,2)?
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What is the distance between the points (4,7) and (1,5)?
Chords PQ and RS of a circle extended externally intersect at point T. Length of the segment PT, if lengths of QT, RT and ST are 9 cm, 18 cm and 6 cm respectively, is
What is the measure of an interior angle of a regular Octagon?
If cos(A-B) - cos(A+B) = x, then the value of x is
The slope of the line passing through the points (-5,1) and (x,-4) is -5/8. Find x.
If 4x - 5y = -37 and 7x + y = -16, then x - y = ______
What is the reflection of the point (3, 2) in the line y = -2?