MAT 118 Midterm: MAT118-2009Spring
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Explain who is correct and why: classify each of the following statements as either true or false. 1 (3 points) gail draws a horizontal line segment through the parallelogram below and says, "if i cut along this line, i can place the two pieces so that they fit on top of each other, so this must be a line of symmetry. " I (3 points) find the perimeter of the triangle shown below. 2 (6 points) a small pasture is to be fenced off with 96 meters of new fencing along a wall, using the wall as one side of a rectangular enclosure (as shown in the figure below). Explain why these dimensions give the largest area. Wall-no fence needed (6 points) justify the following statement: if ld and le are supplementary and congruent, they are right angles. (6 points) find three fractions that are greater than~ and less than l. explain how you.
