Answer:
B
Step-by-step explanation:
• the opposite sides of a parallelogram are congruent , then
ZY = WX , that is
5x - 6 = 4x + 1 ( subtract 4x from both sides )
x - 6 = 1 ( add 6 to both sides )
x = 7
• the diagonals bisect each other , then
ZT = TX = 2x = 2 × 7 = 14
