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No - not a plane triangle.
The angles of a regular triangle must be equal.
So an obtuse triangle, if regular, would have three obtuse angles. The sum of the angles would then be greater than 3*90 = 270 degrees. But the sum of angles of a triangle must be 180 degrees.
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∙ 11y ago
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Can an obtuse triangle be regular?
No.
Is a obtuse triangle regular or not regular?
Irregular
Are Equilateral and obtuse triangle are congruent?
No because an equilateral triangle is a regular polygon whereas an obtuse triangle is irregular
Can an obtuse triangle be regular explain why or why not?
No because an obtuse angle is greater than 90 degrees and a regular triangle is an equilateral triangle that has 3 equal 60 degree angles that add up to 180 degrees.
What is a triangle with an obtuse angle?
obtuse triangle
Can an obtuse triangle be regular?
No.
Is a obtuse triangle regular or not regular?
Irregular
Does an obtuse triangle have a regular shape?
No.
Are Equilateral and obtuse triangle are congruent?
No because an equilateral triangle is a regular polygon whereas an obtuse triangle is irregular
Is a obtuse triangle regular or irregular?
It is irregular
Can an obtuse triangle be regular explain why or why not?
No because an obtuse angle is greater than 90 degrees and a regular triangle is an equilateral triangle that has 3 equal 60 degree angles that add up to 180 degrees.
What shape has the smallest number of sides a regular polygon with obtuse angles can have?
An obtuse triangle has 3 sides.
What is a triangle with one obtuse angle?
obtuse triangle
What triangle has an obtuse angle?
An obtuse triangle has an obtuse angle.
What is an equilateral triangle obtuse triangle?
An oxymoron. An equilateral triangle cannot be obtuse; an obtuse triangle cannot be equilateral.
What is a triangle with an obtuse angle?
obtuse triangle
A triangle with 1 obtuse angle?
A triangle with 1 obtuse angle is called an obtuse triangle.
