What is an obtuse angle on a right-angled triangle called? Why does it exist if there are no obtuse angles in triangles at all? - Quora

Can you provide some examples of right angled triangles where all three angles are not acute or obtuse, but are actually straight angles (90 degrees)? - Quora

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Are the other two angles in a right-angled triangle equal? - Quora

A triangle with one obtuse angle is called a/an

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What is an obtuse angle on a right-angled triangle called? Why does it exist if there are no obtuse angles in triangles at all? - Quora

How many right angles does a regular 3D triangle have? - Quora

How can one determine which shape has a larger area: an equilateral triangle or an isosceles right angled triangle? - Quora

A triangle cannot have two angles.

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A triangle can have at the most acute angles.​​​​​​​

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