Answer:
If you put the equation into go__ogle you will get an explanation on how to solve
Step-by-step explanation:
Angles 4 and 5 are Alternate Interior Angles because they are on opposite sides of the traversal line and on the inside sides between the parallel lines.
To find the perimeter, add all sides on the border of the shape.
In this case, don’t worry about the 15 feet inside.
This will be 11 + 16 + 16 + 6 = 49 ft.
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Hope this helps! :)