Answer:
Pegasus is in the shape of a great square. You can find it by looking for a box with several lines of stars extending from the corners.
Step-by-step explanation:
The Great Square of Pegasus is formed by three bright stars in Pegasus constellation – Markab, Scheat and Algenib – and Alpheratz in the neighbouring constellation Andromeda. Pegasus represents the great white horse in Greek mythology. It can be seen near the end of summer and into autumn in the northern hemisphere.