Aquilt piece is designed with four congruent triangles to form a rhombus so that one of the diagonals is equal to the side length of the rhombus. a rhombus with diagonals is shown. the diagonals form 4 triangles. all sides are 4 inches long. the distance from the top point to the middle point is 2 inches. the distance from the right point to the middle point is x. one interior angle is 30 degrees and another is a degrees. which measures are true for the quilt piece? select three options. a = 60° x = 3 in. the perimeter of the rhombus is 16 inches. the measure of the greater interior angle of the rhombus is 90°. the length of the longer diagonal is approximately 7 inches.