Question

What is the perimeter of the polygon formed when the points $A(-6,6), B(9,6)$ and $C(9,-2)$ are graphed and connected with straight lines?

Answer 1

Answer:

1

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+1

Because AB and BC are horizontal and vertical lines,

AB = 9 - (-6) = 15 units

BC = 6 - (-2) = 8 units

By Pythagorean theorem,

AC = = 17 units

The perimeter is 8 + 15 + 17 = 40 units