Calculate the area of the sign board — task. Maths CBSE Homework Assignments, Class 9.

The perimeter of the triangular traffic sign board is 90 \(cm\), where all the sides are equal. Calculate the area of the sign board in square metre.

Area of the traffic sign board \(=\)

\( 0.039 \ m^2\)
\( 389.25 \ m^2\)
\( 0.389 \ m^2\)
\( 3892500 \ m^2\)
\(0.0009 \ m^2\)

Did you find an error?

3. Calculate the area of the sign board