Classifying Angles

Classify the triangle by angles and sides.

• Right Scalene
• Acute Isosceles
• Obtuse Isosceles
• Equiangular Equilateral

Tags

CCSS.4.G.A.2

Draw a right triangle.

Answer explanation

The triangle will have a 90 degree angle

Tags

CCSS.HSG.GPE.B.7

Draw markings on this diagram to show that it is equilateral

Tags

CCSS.2.G.A.1

What kind of triangle is this?

• right scalene

• obtuse isosceles

• acute isosceles

• equilateral

Tags

CCSS.4.G.A.2

Sketch an obtuse triangle.

Answer explanation

Your triangle should have one angle that is greater than 90°

Tags

CCSS.4.G.A.1

Which triangle looks like it's isosceles? Put markings on it.

Tags

CCSS.2.G.A.1

A equilateral triangle is also a ________ triangle.

Tags

CCSS.4.G.A.2

Sketch an acute scalene triangle.

Tags

CCSS.2.G.A.1

The sum of the angles in a triangle is ___________.

• 360°

• 60°

• 90°

• 180°

Tags

CCSS.8.G.A.5

A triangle that has angle measures of 30°, 60°, and 90° is an obtuse triangle.

• True

• False

Answer explanation

A triangle that has angle measures of 30°, 60°, and 90° is a RIGHT triangle.

Tags

CCSS.4.G.A.2