The radius of a circular badge is 4 mm. What is its diameter?
Note
The diameter is the full distance across the circle through the center, so it is 2 times the radius. 2 × 4 = 8 mm.
The radius of a circular badge is 4 mm. What is its diameter?
The diameter is the full distance across the circle through the center, so it is 2 times the radius. 2 × 4 = 8 mm.