Answer:
(9/2, 7/2)
Step-by-step explanation:
The easiest way to remember how to do this problem is to average the x-coordinates and average the y-coordinates.
So, in your problem (-3 + 12)/2 = 9/2 and (-5 + 12)/2 = 7/2
The midpoint is (9/2, 7/2)
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First Picture: Right side- 5 Left side- 3 Second Picture: Top- 26.5 Bottom- 41
Hope this helps!
Answer: 13 feet