Perform the operation indicated, then place the answer in the proper location on the grid. Write your answer in descending powers of X. What must be added to 3x -7 to make x² + 4x-12?

the answer is 13 cm

14.29%

step-by-step explanation:

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.