The diagram shows a right-angled triangle.
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Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?