Can anyone help me please I’ll mark you as a brainliest.
Please don’t answer if you do not know.

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Can someone show me step by step how to do this?