Identifying Triangles

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• Equilateral Triangle

• Isosceles Triangle

• Scalene Triangle

• Obtuse Triangle

• Right Triangle

Identify the type of triangle with angles measuring 60°, 60°, and 60°.

• Right triangle

• Equilateral triangle

• Scalene triangle

• Isosceles triangle

What type of triangle is this?

• equilateral

• isosceles

• scalene

^{_{What type of triangle is this?}}

• Equilateral

• Isosceles

• Scalene

LOOKING AT ANGLES: WHAT TYPE OF TRIANGLE IS THIS? HINT: ONE ANGLE = 90 DEGREES

• ACUTE

• OBTUSE

• RIGHT

What shape is this?

• Square

• Scalene Triangle

• Isosceles Triangle

• Equilateral Triangle

• Triangle Vertex

• Triangle Side

Which triangle is an Isosceles triangle?

• 
• 
• 

Larry and Cale are ​ (a)   ​ (b)   because both triangles have a right ​ (c)  

• both

• right

• angle.

• one

• obtuse

• acute

• angles.

This is a right triangle because —

• it is facing the right way

• it has 3 acute angles

• it has one 90 degree angle

• it does not have one obtuse angle