M4maths
book Maths Puzzle Numerical Ability

Classify the following as parabolas, ellipses, hyperbolas or circles.
x�+y�-10x+9=0

4y�+9=x

6x�+10y�=60

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book Other Question

does the formula for finding the perimeter of a triangle differ for different types of triangle? (-3,9)and(0,3)?