Geometry and TrigonometryEasyDiameter from radius
Geometry and Trigonometry practice question
A circular pond has a radius of 7 metres. What is its diameter, in metres?
Answer: 14
Diameter = 2 × radius = 14.
Common wrong answers
- If you answered 7
- 7 is the radius.
- If you answered 49
- 49 is the radius squared.
- If you answered 3.5
- 3.5 halves the radius.
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