Select the set of angles that forms a triangle — task. Maths CBSE Live product, Class 7 (2025-26).

Which of the following can be angles of a triangle?

\(20°, 80°, 60°\)
\(30°, 50°, 80°\)
\(70°, 30°, 80°\)

The property used to determine the three angles of the traingle is:

The sum of the measures of the three angles of a triangle is 180°.
The sum of the measures of the three angles of a triangle is 360°
The sum of the measures of the three angles of a triangle is 90°

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