Angles of Triangles and Types of Triangles

What kind of triangle is this?

• Obtuse Scalene

• Right Isosceles

• Acute Equilateral

• Right Scalene

Charlotte has drawn a triangle with angles of 60°, 60° and 60°.

What type of triangle has she drawn?

• Isosceles

• Right-angled

• Scalene

• Equilateral

An EQUILATERAL triangle has ___________.

• 3 equal sides

• 4 equal sides

• no equal sides

• 2 equal sides

An ISOSCELES triangle has _____________.

• 3 equal sides

• 4 equal sides

• no equal sides

• at least 2 equal sides

A SCALENE triangle has...

• 4 equal sides

• 3 equal sides

• 2 equal side2

• No equal sides

An ACUTE triangle has ________________.

• 1 acute angle

• 2 acute angles

• 3 acute angles

• no acute angles

An OBTUSE triangle has _____________.

• 1 obtuse angle

• 2 obtuse angles

• 3 obtuse angles

• no obtuse angles

A RIGHT triangle has ___________.

• 1 right angle

• 2 right angles

• 3 right angles

• no right angles

What kind of triangle is this?

• Acute Equilateral

• Acute Scalene

• Right Isosceles

• Obtuse Equilateral

What kind of triangle is this?

• Acute Scalene

• Obtuse Isosceles

• Acute Equilateral

• Obtuse Scalene