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Maths Puzzle
Numerical Ability
i have no idea where to begin on this question. it is on a worksheet:
the measures of the angles in a triangle are in the ratio 2:5:8. Find the measures of the angles.
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2x-15/6=x/9+3x/4
Please help me!!! The question is, "Find the equation of the parabola with the focus at (4,5) and directrix given by the y= -7.
This is what I've done: I'm trying to find the