exam Maths Puzzle Numerical Ability

I only have one problem left on my worksheet, and this is it, it is a hyperbola

16y^2-9x^2 +54x+64y=161

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exam Other Question

An employee who produces x units per hour earns an hourly wage of y = 0.55x +12 (in dollars). Find the hourly wage for an employee who produces 20 units per hour. OK. I am given a parallelogram on a graph with no points and I am asked to find the perimeter of this parallelogram. How do I find the perimeter of this graphed parallelogram?