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Geometry
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India
Class VI

Types of Triangles

Lesson
Practice

Interactive practice questions

Based on the length of the sides, choose the most appropriate classification for the triangles as scalene, isosceles, or equilateral.

a

A triangle with its dimensions labeled. The first side measures $10$10 cm, the second side measures $12$12 cm, and the third side measures $8$8 cm.

Isosceles

A

Equilateral

B

Scalene

C
b

An obtuse triangle with its dimensions labeled. The first and second side measures $7$7 cm, and the third side measures $9$9 cm.

Isosceles

A

Scalene

B

Equilateral

C
c

A right triangle with its dimensions labeled. The horizontal base of the triangle measures $12$12 cm. The vertical side measures $5$5 cm. And the hypotenuse measures $13$13 cm.

Equilateral

A

Isosceles

B

Scalene

C
d

A triangle with its dimensions labeled. All three sides are labeled to measure $10$10 m.

Scalene

A

Equilateral

B

Isosceles

C
e

A triangle with its dimensions labeled. The first and second side measures $7$7 m, and the third side measures $9$9 m.

Isosceles

A

Equilateral

B

Scalene

C
f

A triangle with its dimensions labeled. All three sides are labeled to measure $7$7 m.

Isosceles

A

Equilateral

B

Scalene

C
Easy
1min

State whether the following triangles are scalene, isosceles or equilateral

Easy
< 1min

Based on the indicators, classify the following triangles:

Easy
< 1min

Which two of the following triangles are equilateral?

Easy
< 1min
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Outcomes

6.G.UES.5

Classification of triangles (on the basis of sides, and of angles)

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