geometry - Triangle with all reflex angles? - Mathematics Stack

I was thinking about how a triangle could have all reflex angles. it would look like a regular triangle but the inside would be the outside and the outside would be the inside. Such a triangle would

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What is a reflex angle? Is it possible to have more than one reflex angle on a triangle? Why or why not? If so, what would be some examples where this happens

Reflex Angle - Math Monks

What is a reflex angle? Is it possible to have more than one reflex angle on a triangle? Why or why not? If so, what would be some examples where this happens

Reflex Angles

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Learner drawings to justify triangles with reflex angles