exam
Maths Puzzle
Numerical Ability
In a regular polygon with N side each interior angle is 180 dgrees minus 360dgrees divided by N. How many sides does a polygon have if each interior angle is 150 dgree.
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exam Other Question
each pair of points lie in a line with a given slope. find x.
(4,3), (x,7) slope=2
how would you complete this??
Verify that each of the following is an identity:
1. csc(x)*sec(x) = cot(x)+tan(x)
3. cos(x)*cot(x)/sin(x) = csc(x)/sin(x)*sec^2(x)
4. csc^2(x)-cot^2(x)/sec^2(x) = cot^2(x