Triangles

Which would be the best classification for the triangle shown?

• acute isosceles
• equiangular scalene
• equiangular isosceles
• equiangular equilateral

What kind of triangle is this?

• Acute
• Super
• Right
• Obtuse

Tags

CCSS.4.G.A.2

How many acute angles must an acute triangle have?

• 2
• 1
• 4
• 3

Tags

CCSS.4.G.A.2

Do all triangles have equal sides?

• Yes, all triangles have equal sides.
• No they can have different sides.
• Only if the sides measure 3 inches.
• Only if it has 4 vertices.

What type of triangle is this? 

• equilateral triangle
• isosceles triangle  
• scalene triangle
• none of the above

Tags

CCSS.4.G.A.2

A triangle is made up of what?

• 3 vertices and 3 line segments
• 3 vertices and 3 lines
• 3 vertices ans 3 rays
• none of the above

When classifying a triangle by its sides, what type of triangle has two equal sides?

• equilateral triangle
• isosceles triangle
• scalene triangle
• none of the above

Tags

CCSS.4.G.A.2

A triangle has two sides measuring 8 millimetres and one side measuring 7 millimetres. Is this triangle scalene?

• yes
• no

Tags

CCSS.4.G.A.2

What kind of triangle has the following sides : 3cm, 4cm, 5cm
angles: 60 degrees, 70 degrees, 50 degrees

• scalene 
• obtuse
• isosceles
• right

Identify the triangle based on angle.

• Obtuse
• Acute
• Right
• Equilateral