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Maths Puzzle
Numerical Ability
similar triangles are congruent?(tha answers are.... always,never,sometimes,or none of these) thank you.
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pump A can fill th tank in 10 hours and pump B can fill the tank in 6 hours. pump C can empty the tank in 7 hours. If pumps A and B are turned on to fill the tank while pump C is a
help me solve for y
(x-1)^2 + y^2 = 1