Classifying Triangles

What type of triangle is shown?

• Isosceles

• Right-angled

• Equilateral

• Scalene

Tags

CCSS.4.G.A.2

What kind of triangle is this?

• acute

• right

• obtuse

• 360 degrees

Tags

CCSS.4.G.A.2

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

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

Tags

CCSS.4.G.A.2

In an ______________ triangle, all three angles are less than 90 degrees.

• acute

• right

• obtuse

• 360 degrees

Tags

CCSS.4.G.A.2

Classify this triangle.

e

acute equilateral

right isosceles

right scalene

acute scalene

acute isosceles

Tags

CCSS.4.G.A.2

Side Classification: ​ (a)  

Angle Classification: ​ (b)  

• Isosceles

• Acute

• Right

• Obtuse

• Equilateral

• Scalene

Tags

CCSS.4.G.A.2

Classify the following triangle​ .​ ​ ​ ​ ​ ​ ​ ​ ​ ​​ ​ (a)   ​ (b)   ​ (c)   ​

• right triangle

• acute triangle

• obtuse triangle

Tags

CCSS.4.G.A.2

Label the three triangles

a

b

c

Equilateral Triangle

Iscosceles Triangle

Scalene Triangle

Tags

CCSS.4.G.A.2

Classify this triangle.

b

acute isosceles

right scalene

acute equilateral

right isosceles

obtuse scalene

Tags

CCSS.4.G.A.2

Which triangle is classified as scalene and obtuse?

Tags

CCSS.4.G.A.2