The point (3, 18) is on the parabola y = ax2. What
is the value of a?
A. 9
B. 2
C. -9
D. -2

Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

The function models the number of accidents

The surface area of the triangular prism is .