Geometry and TrigonometryHardVolume of a cube from its surface area
Geometry and Trigonometry practice question
A cube has a total surface area of 150 square units. What is its volume, in cubic units?
Answer: 125
Six faces of area 25 each mean a side of 5, so the volume is 5³ = 125.
Common wrong answers
- If you answered 25
- 25 is the area of one face.
- If you answered 150
- 150 is the surface area.
- If you answered 3375
- 3375 cubes 15.
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