Isosceles obtuse. Isosceles means that there are 2 equal-length sides. Obtuse means that one of the angles is between 90° and 180°.
They are:equilateralacute angled isoscelesacute angle scaleneright angled isoscelesright angle scaleneobtuse angled isoscelesobtuse angle scalene.
equilateral, scalene, isosceles and right angle.
equal angle
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°
They are:equilateralacute angled isoscelesacute angle scaleneright angled isoscelesright angle scaleneobtuse angled isoscelesobtuse angle scalene.
Equilateral Triangle, Isosceles Triangle, Scalene Triangle, Right-angle triangleAcute Triangle Obtuse Triangle Right Triangle
equilateral, scalene, isosceles and right angle.
equal angle
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°
3 names of where you would find an acute angle is: Triangle, cone and a star.
If it were, there would be no need to have two different names for it. An isosceles triangle has two equal sides. An equilateral triangle has all three sides equal.
right triangle forms a 90 degree angle scalene triangle has no congruent sides isosceles triangle has at least 2 congruent sides equilateral triangle has 3 congruent sides acute triangle all angles measure less than 90 degrees and the obtuse triangle contains 1 obtuse angles.
Classifications by side length or comparison of angles and sides:scalene - no sides or angles equalisosceles - two sides and angles equal (congruent)equilateral - all sides and angles equal (all 60° angles)Classifications by included angles :right triangle - contains a 90° angle (right angle)oblique triangle - has no right angleacute triangle - contains all angles less than 90°obtuse triangle - contains one angle greater than 90°*Note that a triangle can be more than one type. A right triangle is a special case of either a scalene or isosceles triangle.
An isosceles triangle is a triangle with at least two equal sides. While there are no other names, an equilateral triangle has 3 equal sides so it is also an isosceles triangle