If the dot product of two non zero vectors, v1 and v2 is zero, what does this tell us?

Pranza plotted point a in the coordinate plane below.

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm