Question

iska perimeter nikalna hai​

Answer 1

$\frac{p}{b} = \tan( {30}^{o} ) \\ \frac{10}{b} = \frac{1}{ \sqrt{3} } \\ b = 10 \sqrt{3} \\ perimeter = 2(l + b) \\ = 2(10 + 10 \sqrt{3) } \\ = 20(1 + \sqrt{3} )m$