Answer:
OP ⇔ TS
PQ ⇔ TU
UV ⇔ RQ
RO ⇔ SV
Explanation:
Trapezoid STUV has sides which are exactly twice the length of the sides of PQRS. So, for example we see that OP = 7.5 so it matches up with TS which is 15
The same strategy is used to match the other sides