Which graph shows the result of dilating this figure by a factor of 4 about the origin?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

What is the measure of the smallest angle in the diagram? 15 29 32 45