The standard deviation for a set of data is 6.5. the mean is 255
what is the margin of error?
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Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Find the distance between (7,-6) and (-3,-9)