Answer:
you only have the answer choices not the question itself
could you please attach the question so i can help?
A reasonable estimate would be 3 feet
Answer:
Given equation: 
when we complete the square , we take half of the value of 8 , then square it, and added to the left sides, we get;

∵8 is the value 
Notice that, we add this both sides so that it maintains the equality.
then;

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Simplify:

The number must be added to complete the square is, 
Answer:
45 degrees
2 units
Step-by-step explanation:
A rotation is an Isometry so therefore the 45-45-90 Triangle is the exact same size and shape after the rotation.
A. 12•8=96, 96/2=48, 48•4=192, 12•12=144, 192+144=336