In these lessons, we help Grade 3 students learn 2-dimensional and 3-dimensional (2D and 3D) shapes.
The following diagram shows some 2-dimensional shapes. Scroll down the page for more examples of 2-dimensional shapes.
Geometric shapes: pentagon, octagon, triangle, sphere, cone, geometry.
Try the free Mathway calculator and
problem solver below to practice various math topics. Try the given examples, or type in your own
problem and check your answer with the step-by-step explanations.
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