Classifying Acute Obtuse Right Triangles

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

• acute

• right

• obtuse

• 360 degrees

Tags

CCSS.4.G.A.2

What kind of triangle is this?

• acute

• right

• obtuse

• 360 degrees

Tags

CCSS.4.G.A.2

A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

Tags

CCSS.4.G.A.2

Classify this triangle.

• Acute

• Obtuse

• Right

Tags

CCSS.4.G.A.2

In a ____________ triangle one angle is exactly 90 degrees.

• acute

• right

• obtuse

• 360 degrees

Tags

CCSS.4.G.A.2

If a triangle has all angles less than 90° and two equal sides, what type of triangle is it?

• Acute Isosceles

• Acute Scalene

• Obtuse Scalene

• Obtuse Isosceles

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

If a triangle has one angle greater than 90° and no equal sides, what type of triangle is it?

• Acute Isosceles

• Acute Scalene

• Obtuse Scalene

• Obtuse Isosceles

Tags

CCSS.4.G.A.2

Classify the triangle by angles and sides.

• Right Scalene

• Acute Isosceles

• Obtuse Isosceles

• Equiangular Equilateral

Tags

CCSS.4.G.A.2

Identify the triangle by its sides and angles.

• Obtuse Equilateral

• Obtuse Isosceles

• Isosceles

• Acute Scalene

Tags

CCSS.4.G.A.2