the fist one is done cuz of the teacher they are in the columns they just need to be in the correct placement can you help me figure out where it goes?

Which of the choices shown could be used to prove that aacp=abcp ?

The trigonometric ratios sine and secant are reciprocals of each other

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.