A triangle has three faces. In geometry, a face refers to a flat surface of a three-dimensional shape. Since a triangle is a two-dimensional shape with three sides, it has three faces, one for each side. Each face of a triangle is a polygon with three vertices and three edges.
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Oh, dude, a triangle has three faces. I mean, it's literally in the name, right? Tri-angle. Tri for three. So, yeah, three faces. Unless you count the back of the triangle, but who really cares about that side, right?
Oh, isn't that a happy little question! A triangle has three sides and three angles, but just one face. Isn't that just lovely? Remember, every shape is unique and special in its own way.
four triangle faces.
There are 2 triangle base faces, and 3 rectangle faces. 5 total faces.
A triangle has 3 sides and 3 vertices. Strictly speaking, the interior of the triangle is not part of the triangle so it has no faces. However, a triangular lamina will have two faces - one from above and one from below.
a triangle- based pyramid has 4 faces
it has two faces five vertices and eight edges