The answer above is wrong.
Shawntelle must be talking about the base (B) of the triangle. This is because the base area (B) of the pyramid is area, so the unit must be INCHES SQUARED, not inches. However, the base of the triangle is a one-dimensional line and so can be described by length in inches.
Answer: base of triangle
<h3>
Answer: Second choice. (-5,4)</h3>
Point A is located at (5,4)
To reflect over the y axis, we flip the sign of the x coordinate while keeping the y coordinate the same. The rule is 
So we will have
as the location of A'
Answer:
steps and answers in the pic..hope u can understand the calculations...