All angles in an equilateral triangle are 60°, so you can use trigonometry and say that
sin(60) = 46/side
side = 46/sin(60)
side = 46/0.866 = 53.12. I hope this helps!
<span>Kedar earns $3887.50. His earnings are given by y=2200+0.0375*x where x is the amount of sales, in dollars, for the month.</span>