An equilateral triangle
An equilateral triangle has exactly 3 lines of symmetry.
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An equilateral triangle has 3 lines of symmetry
It is a triagular prism
A triangle.
An equilateral triangle has exactly 3 lines of symmetry.
If the shape has three straight lines and no other lines then it has to be a triangle
No 3D shape with FLAT SIDES has exactly 3 faces. 4 is the minimum.
A triangle
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There are 3 lines of symmetry ina 6-sided shape.
no.
An equilateral triangle has 3 lines of symmetry
It is a triagular prism
squares or rectangles
A cuboid.
A triangle.