Two dimensional shapes first grade12/26/2023 ![]() ![]() The following figure shows the sides and vertices of a triangle.Ī square is a 2 dimensional shape with four equal sides and each angle is equal to 90˚. Some real-life examples of a triangle are traffic signs, pyramids, and nachos. It is a polygon whose interior angles add up to 180°.A triangle is a closed shape with 3 sides, 3 vertices and 3 angles.Observe the properties of a triangle to identify it as a two dimensional shape. Observe the following figure to see the different parts of a circle.Ī triangle is a 2 dimensional shape with three sides and three vertices (corners). It is the longest possible line that can be drawn inside a circle and is twice the length of the radius. ![]()
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