exam
Maths Puzzle
Numerical Ability
which is greater: the perimeter of a square with area 100a^2b^ in^2.
or the total perimeter of 2 squaress each with area 25a^2b^2 in^2?
why?
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exam Other Question
Please help me solve this.
Find the center and radius of the circle given by x^2+(y+4)^2=25.
Graph the solution set:
x+2y>-4
2x-y>2