A T-shaped prism is pictured below.
How many edges does the prism have?
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Geometry, NAP-F4-NC22 SA
Craig has a drum which has the top and bottom in the shape of regular octagons, as shown below.
The other faces are isosceles triangles.
How many edges does Craig's drum have?
Geometry, NAP-G4-NC28 SA
The edges of a 4 × 4 × 4 cube are formed using blocks as shown below:
In total, 32 blocks are used.
How many blocks would be needed to make the edges of an 8 × 8 × 8 cube in the same way?