Answer:
1) Given
2) Slope Formula
3) Multiply
4) If the product of the slopes of two non vertical lines is -1, then the lines are perpendicular
5) Perpendicular lines intersect to form right angles
6) Definition of right triangle
6n
n = 7
6x7 = 42
So the value is 42.
Calculate circumference. You can do the math mentally with area & perimeter,but circumference is much more complex
Answer:
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Step-by-step explanation: