Lara wants to inscribe a square in a circle using only a compass and straightedge. she will first construct a circle and locate its center. she will then perform the following steps. step 1: use the straightedge to draw a diameter of the circle. label the points at which the diameter touches the circle as a and b. step 2: draw a second diameter through the center. label the points at which the second diameter touches the circle as c and d. step 3: join the end points of the two diameters to form a square. what is the error in lara's construction? 3.