(BRAINLIST) 1 Draw Chen's thermometer. Be sure to label each section.

2 Chen labels another thermometer that uses 10 different sections. ​

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

See attachment below and find the equivalent of tan(∠qsr)