Exemplar - Solve the following — task. Maths CBSE Live product, Class 9.

1. For what value of \( x+ y\) in Fig. will \(ABC\) be a line? establish your answer.

Ans: \(^°\)

2. Can a triangle have all angles less than \(60^°\)? Give reason for your answer.

a triangle have all angles less than \(60^°\).

Did you find an error?

3. Exemplar - Solve the following