85
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Left to Right
Equality Properties
Trigonometry
[Right Triangles Only] Pythagorean Theorem: a² + b² = c²
a is a legb is another legc is the hypotenuse
Step-by-step explanation:
Step 1: Identify
a = 68
b = 51
Step 2: Solve for c
Substitute [PT]: 68² + 51² = c²Exponents: 4624 + 2601 = c²Add: 7225 = c²Isolate c: 85 = cRewrite: c = 85