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- 1. Multiple Choice
An acute triangle has __________ angles that each measure less than 90°.
one
two
three
four
- 2. Multiple Choice
An isosceles triangle has _________ equal sides.
one
two
three
four
- 3. Multiple Choice
A right triangle has one angle that measures _______ and two acute angles.
90°
less than 90°
more than 90°
180°
- 4. Multiple Choice
An ____________ triangle has three equal sides.
isosceles
equilateral
scalene
- 5. Multiple Choice
An obtuse triangle has one angle that measures _____________ 90°.
less than
exactly
more than
- 6. Multiple Choice
A _________ triangle has no equal sides.
scalene
isosceles
equilateral
- 7. Multiple ChoiceIf a triangle has all angles less than 90° and two equal sides, what type of triangle is it?Acute IsoscelesAcute ScaleneObtuse ScaleneObtuse Isosceles
- 8. Multiple ChoiceIf a triangle has one angle greater than 90° and no equal sides, what type of triangle is it?Acute IsoscelesAcute ScaleneObtuse ScaleneObtuse Isosceles
- 9. Multiple ChoiceIf a triangle has one angle exactly 90° and two equal sides, what type of triangle is it?Right IsoscelesAcute ScaleneObtuse ScaleneObtuse Isosceles
- 10. Multiple ChoiceIf a triangle has all three angles equivalent and all three sides equivalent, what type of triangle is it?Acute IsoscelesEquilateralObtuse ScaleneObtuse Isosceles
- 11. Multiple Choice
Triangles can be classified by what two things?
Side length
Number of Vertices
Angles
Congruent Sides
- 12. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 13. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 14. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 15. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 16. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 17. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 18. Multiple Choice
Which type of triangle is pictured?
A
B
C
D
- 19. Multiple Choice.
.
.
.
What is the name of this kind of triangle?RightIsoscelesScaleneEquilateral - 20. Multiple Choice.
.
.
.
What is the name of this kind of triangle?RightScaleneIsoscelesEquilateral - 21. Multiple Choice.
.
.
What is the name of this kind of triangle?RightScaleneIsoscelesEquilateral - 22. Multiple ChoiceA triangle has side lengths of 19 centimetres, 19 centimetres, and 20 centimetres. Is this triangle equilateral?equilateral triangleisosceles trianglescalene trianglenone of the above
- 23. Multiple Choice
Identify the triangle by its sides and angles.
Obtuse Equilateral
Obtuse Isosceles
Isosceles
Acute Scalene
- 24. Multiple Choice
Identify the triangle by its sides and angles
Right Isosceles
Right Scalene
Right Equilateral
- 25. Multiple Choice
Identify the triangle by its sides and angles
Equilateral
Obtuse Equilateral
Acute Equilateral
Acute Isosceles
- 26. Multiple Choice
Identify the triangle by its sides and angles
Right Isosceles
Right Scalene
Obtuse Isosceles
Obtuse Scalene
- 27. Multiple Choice
If all of the triangle side are different lengths, the triangle is an isosceles triangle.
True
False
- 28. Multiple Choice
What is the correct term if the triangle has one 90 degree angle?
scalene
acute
obtuse
right
- 29. Multiple Choice
What are the two ways to classify triangles?
By the angles and number of sides
By the angles and side lengths
By the side lengths and the size of the triangle
By the angles and the how many points
- 30. Multiple Choice
A triangle can be classified as an isosceles triangle if there are two equal sides.
True
False
- 31. Multiple Choice
Which term is the classification of a triangle by an angle less than 90 degrees?
scalene
equilateral
acute
right
- Answer choicesTagsAnswer choicesTags