Please help me with these 4 questions?
2.Two congruent "door-stop" trapezoids are placed edge-to-edge with measurements of 25cm and 20cm and markings as shown. Find the length of /ac
3.The diagonals of an isosceles trapezoid,/bd and, /ac are labeled 5x and 3x + 40. Find the length of the diagonals
4.A kite has diagonals of 18 inches and 21 inches as seen below. What is the perimeter of the kite?