Set square — task. Maths CBSE Live product, Class 9.

Take your Set square. 5\(cm\), 17\(cm\) and 17.7\(cm\) are the measure the lengths of sides of it and find the area of the set square.

[Use: Heron's formula]

Area of set square in \(cm^2\):

Did you find an error?

3. Set square