Choose which proportion can be used to find the number square miles in 7 acres

Three coins are flipped. what is the probability that there will be at least two tails?

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k