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Anonymous
Four. The prefix "tetra" means four.
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5 vertices
There is no such shape. A tetrahedron has 6 edges, but it is NOT a prism.
no faces
6 faces
5 faces
None. Each face is an equilateral triangle.
A tetrahedron has 4 vertices and 4 faces.
None because a tetrahedron is a triangular based pyramid with 4 faces, 6 edges and 4 vertices
2 lines of symmetry
6 edges and 4 corners
a tetrahedon
A rectangle has 4 faces: 2 long faces and 2 short faces.
10 faces 10 faces
A trapezoid is a quadrilateral and has four faces.