Given mZAOC = 108°
mZAOB = 3.2 + 4°
mZBOC = 80 - 28°
Find mZAOB:
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Just type the number answer without a degree symbol.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.