Mathematics
Grade 8
15 min
Classify triangles
Classify triangles
Tutorial Preview
1
Classify a triangle with angles 40°, 70°, 70°.
2
Classify a triangle with sides 6 cm, 7 cm, 8 cm.
3
Classify a triangle with angles 30°, 60°, 90°.
Sample Practice Questions
Easy
A triangle has angles of 60°, 60°, and 60°. Classify it by its angles.
0.Acute
1.Right
2.Obtuse
3.None
Easy
A triangle has side lengths of 5 cm, 5 cm, and 5 cm. Classify it by its sides.
0.Scalene
1.Isosceles
2.Equilateral
3.Right
Easy
A triangle has angles of 80°, 80°, and 20°. Classify it by its angles.
0.Acute
1.Right
2.Obtuse
3.Scalene
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