File: /var/www/content-sp/wiris-formulas/278c58f8a5bcad40bfca876afcc4b161.ini
mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi>πr</mi><mn>2</mn></msup><mi mathvariant="normal"> </mi><mo>=</mo><mi mathvariant="normal"> </mi><mn>1386</mn><mspace linebreak="newline"/><mo>⇒</mo><mfrac><mn>22</mn><mn>7</mn></mfrac><msup><mi mathvariant="normal">r</mi><mn>2</mn></msup><mo>=</mo><mn>1386</mn><mspace linebreak="newline"/><mo>⇒</mo><msup><mi mathvariant="normal">r</mi><mn>2</mn></msup><mo>=</mo><mfrac><mrow><mn>1386</mn><mo>×</mo><mn>7</mn></mrow><mn>22</mn></mfrac><mo>=</mo><mi mathvariant="normal"> </mi><mn>441</mn><mspace linebreak="newline"/><mo>∴</mo><mi mathvariant="normal">r</mi><mo>=</mo><msqrt><mn>441</mn></msqrt><mo>=</mo><mn>21</mn><mi mathvariant="normal"> </mi><mi>metre</mi><mspace linebreak="newline"/><mi>Circumference</mi><mo>=</mo><mn>2</mn><mo>×</mo><mfrac><mn>22</mn><mn>7</mn></mfrac><mo>×</mo><mn>21</mn><mo>=</mo><mi mathvariant="normal"> </mi><mn>132</mn><mi mathvariant="normal"> </mi><mi mathvariant="normal">m</mi><mspace linebreak="newline"/><mi>Required</mi><mi mathvariant="normal"> </mi><mi>cost</mi><mi mathvariant="normal"> </mi><mo>=</mo><mi mathvariant="normal"> </mi><mn>132</mn><mi mathvariant="normal"> </mi><mo>×</mo><mi mathvariant="normal"> </mi><mn>5</mn><mspace linebreak="newline"/><mo>=</mo><mi mathvariant="normal"> </mi><mi>Rs</mi><mo>.</mo><mi mathvariant="normal"> </mi><mn>660</mn></math>