Alex is constructing a square in which two of its vertices are points x and y. He has already used his straightedge and compass to construct the lines and arcs shown. What should Alex do for his next step?

john earns $14.00 for two hours of work.

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.

step-by-step explanation:

two pairs of adjacent sides are of equal length. this implies that one diagonal divides the kite into congruent triangles, and so the angles between the two pairs of equal sides are equal in measure. it also implies that the diagonals are perpendicular.