1. remember what we know about vertical angles and solve for x. (show work)
2. use the figure to answer the questions. (a) what additional information is needed to prove the triangles are congruent by sas postulate? explain.
(b) what additional information is needed to prove the triangles are congruent by the hl theorem? explain. (show work)

What is the size of the matrix resulting from

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

What could explain what happened when the time was equal to 120 minutes