If △PQR ≅ △XYZ, then of △PQR corresponds to side XY of △XYZ.
In the construction of quadrilateral PQRS, with PQ = 3 cm, QR = 4 cm and PS = 5 cm, also, ∠SPQ = 70∘ and ∠PQR = 90∘, which of the sides is to be taken as base and constructed first?