Answer: answer will be 72.50. To find the mean you just add up all the numbers and divide by how many numbers are there. 870.02/12=72.501666667.
The answer is 3. While scale real height is 24 arm is 12. 24/2=12
So6÷2=3
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You graph slope by going up and over based on what number you have as the slope. The starting point is the y intercept
