Question

help..medal ichose B

Answer 1

@Michele_Laino @Preetha

Answer 2

@geerky42 @kfgirl100 @freckles @itsthatguy

Answer 3

here, the equation which models your problem is:
\[\Large {\left( {x - 0} \right)^2} + {\left( {y - 5} \right)^2} = {\left( {y + 5} \right)^2}\]
please simplify that equation

Answer 4

and... why do you think is \(\bf y=\cfrac{1}{20}x^2\) anyway?