12,5,13 are Pythagorean triplets..
so, missing side will be 12 inches
hope it helps
Hyp^2 = Base^2 + perpendicular^2
Im in your class at school im kayla
I can help you with #20. For example, lets say 3/5, this fraction would be made up of 5 parts and 3 are covered, which doesn't make it full, if it was 5/5 it would be full. When you do something with a reciprocal you turn it over, so 3/5 would be turned over to 5/3, thus making it a whole number
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<u>Explanation</u></h3>


where a-term determines how wide/narrow/upward or downward of the graph.
h-term determines the changes of graph for x-axis
k-term determines the changes of graph for y-axis.
The vertex of parabola is at (h,k).

Therefore, h = 6 and k = 3.
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<u>Answer</u></h3>
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