Respuesta :

Space

Answer:

d = 26

General Formulas and Concepts:

Pre-Algebra

  • Order of Operations: BPEMDAS

Geometry

  • Diameter: d = 2r

Step-by-step explanation:

Step 1: Define

Radius r = 13

Step 2: Find diameter

  1. Substitute:                    d = 2(13)
  2. Multiply:                        d = 26