Volume and Surface Area of Prisms
Volume and Surface Area of Prisms
TGM Original Questions
The figure below shows a triangular prism.
Find
- its total surface area, and
- its volume.
Correction to the source diagram: take the three triangle side lengths 12 cm, 12 cm and 7.5 cm as exact. The printed perpendicular height 7.2 cm is inconsistent with these lengths. Calculate the height from the side lengths instead.
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Answer:(a) \(841\text{ cm}^2\). (b) \(1030\text{ cm}^3\) (3 s.f.; using the three exact side lengths).
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