3 Answered Questions for the topic Faces

01/13/16

#### How many small cubes will have red paint on just two faces?

Given a 4cm by 4cm by 4cm cubic block of wood. Suppose all six faces of the cube are painted red and the cube is then cut into 64 small cubes. How many these small cubes will have red paint on just...
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09/09/14

#### What is the angle between any two faces on a tetrahedron?

A tetrahedron has edges of 5cm each. What is the angle between any two faces?
Please explain how to answer this question. Thanks :)

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