Answer:
PQ = 23
Step-by-step explanation:
XY is a medium trapezoidal line or midsegment of trapezoid PQRS and the formula for calculating it is:
XY = (PQ + RS) / 2 => PQ + RS = 2 · XY => PQ = 2 · XY - RS
PQ = 2 · 29 - 35 = 58 - 35 = 23
PQ = 23
God with you!!!