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Geometry
Term | Definition |
---|---|
right angle | looks like a square corner |
perpendicular | sides that meet to form a right angle |
parallel | sides that never meet |
opposite | sides are across from each other |
adjacent | sides are next to each other |
triangles | have 3 sides and 3 angles |
face | is the flat part of a shape |
edge | is a line segment where 2 faces meet |
vertex | isa point where 2 edges meet |
sphere | 0 faces 0edges 0 vertices |
cylinder | 2 faces 0 edges 0 vertices |
cone | 1face 0 1 |
cube | 6 faces 12 edges 8 vertices |
rectangular prism | 6 faces 12 edges 8 vertices |
triangular prism | 5 faces 9 edges 6 vertices |
rectangular pyramid | 5 faces 8 edges 5 vertices |
triangular pyramid | 4 faces 6 edges 4 vertices |