Angles and Triangles 1

Triangles are categorized by their largest

• length

• sides

• angle

• width

Tags

CCSS.4.G.A.2

Triangles can be categorized by their

• length

• sides

• angles

• width

Tags

CCSS.4.G.A.2

A right angle measures

• 1-89 degrees

• 90 degrees

• 91 - 179 degrees

• 180 degrees

Tags

CCSS.4.G.A.1

Identify all angles that can be categorized by their sides.

• isosceles

• scalene

• obtuse

• equilateral

Tags

CCSS.4.G.A.2

Identify all triangles that can be classified by their largest angle.

• obtuse

• acute

• right

• straight

Tags

CCSS.4.G.A.2

The sum of all the interior angles is:

(When you add up all the angles inside a triangle...)

• 90

• 180

• 270

• 360

Tags

CCSS.8.G.A.5