If triangle rst is reflected across the x-axis what will be the new coordinates for r

Classify the following triangle check all that apply

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?