Classifying Triangles (Grade 4)
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Classifying Triangles
1.
What kind of triangle is shown?

- Acute
- Obtuse
- Right
2.
What kind of triangle is shown?

- Acute
- Obtuse
- Right
3.
The angle measures of a triangle are [math]30deg, 60deg, 90deg[/math]. Which of the following best classifies the triangle?
- Acute
- Obtuse
- Right
4.
The angle measures of a triangle are [math]85deg, 38deg, 57deg[/math]. What kind of triangle is it?
- Acute
- Obtuse
- Right
5.
Based on side length, which of the following best classifies the triangle?

- Scalene
- Isosceles
- Equilateral
6.
Based on side length, which of the following best classifies the triangle?

- Scalene
- Isosceles
- Equilateral
7.
The sides of a triangle measure 6 m, 7 m, and 4 m. Which type of triangle is described?
- Scalene
- Isosceles
- Equilateral
8.
The sides of a triangle measure 3 cm, 2 cm, and 3 cm. Which type of triangle is described?
- Scalene
- Isosceles
- Equilateral
9.
Elijah cuts out a triangle from a piece of cardboard as shown. Which of the following best describes Elijah's triangle?

- Acute and scalene
- Obtuse and scalene
- Acute and isosceles
- Obtuse and isosceles
10.
Giselle constructs the triangle shown using a compass and straight edge. Two of the sides measure the same length and all of the angles measure less than [math]90deg[/math]. Which of the following best describes Giselle's triangle?

- acute and equilateral
- right and equilateral
- acute and isosceles
- right and isosceles
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