Triangles

A triangle with three equal angles.

• Equilateral

  Triangle

• Isoceles

  triangle

• scalene

  triangle

• obtuse

  triangle

Isosceles triangle

• all 3 angles are equal

• at least 2 equal angles

• no equal angles

What kind of triangle is this?

• Scalene

• Acute

• Equilateral

• obtuse

What kind of triangle is this?

• Right triangle

• Isoceles triangle

• Scalene Triangle

• Obtuse triangle

What kind of triangle is this?

• right

• obtuse

• acute

• isoceles

What kind of triangle is this?

• acute

• isosceles

• right

• scalene

What kind of triangle is this?

• acute

• right

• scalene

• isosceles

All of these angles are equal. What is the measure of angle A?

• 60

• 360

• 180

• 45

A triangle with one obtuse angle.

• equilateral

• right

• acute

• obtuse

A triangle with all acute angles.

• obtuse

• right

• acute