Find the length of the missing side plz

Answer:
b = 11
General Formulas and Concepts:
Pre-Algebra
Trigonometry
Pythagorean Theorem: a² + b² = c²
Step-by-step explanation:
Step 1: Identify
We are given a right triangle. We can use PT to solve the missing side.
Step 2: Define
leg a = 60
hypotenuse c = 61
leg b = ?
Step 3: Find leg b