Solve log3(x-3)+log3(2)=4
show the steps

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

How do i do this activity, is appreciated

Abcd is a square. what is the measure of angle bac