Three children have enrolled in four dance classes each. The registration fee for the dance school is $20 per student. If the parents pay a total of $1200 equation could be used to determine the cost of one class?

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

happy to

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in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

54/3 is 18 so 18 is your answer