In the given the figure above, m∠bac = 64° and m∠cba = 56°.
part i: find the m∠dec.
part ii: explain the steps you took to arrive at your answer. make sure to justify your answer by identifying any theorems, postulates, or definitions used.

In the diagram below, tan θ = sqrt 3. what is the value of m?

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books