mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><mfenced separators="|"><mrow><mi>Tan</mi><msup><mn>60</mn><mi mathvariant="normal">o</mi></msup><mo>=</mo><mfrac><msqrt><mn>3</mn></msqrt><mn>1</mn></mfrac><mo>=</mo><mfrac><mi>AB</mi><mi>BC</mi></mfrac></mrow></mfenced><mspace linebreak="newline"/><mi>AB</mi><mo>=</mo><msqrt><mn>3</mn></msqrt><mo>&#xA0;</mo><mo>,</mo><mo>&#xA0;</mo><mi>BC</mi><mo>=</mo><mn>1</mn><mspace linebreak="newline"/><mo>&#x2234;</mo><mi>AC</mi><mo>=</mo><msqrt><msup><mi>AB</mi><mn>2</mn></msup><mo>+</mo><msup><mi>BC</mi><mn>2</mn></msup></msqrt><mspace linebreak="newline"/><mo>=</mo><msqrt><mfenced separators="|"><mrow><msup><mfenced separators="|"><msqrt><mn>3</mn></msqrt></mfenced><mn>2</mn></msup><mo>+</mo><msup><mfenced separators="|"><mn>1</mn></mfenced><mn>2</mn></msup></mrow></mfenced></msqrt><mo>=</mo><mn>2</mn><mi>Unit</mi><mspace linebreak="newline"/><mi>AB</mi><mo>=</mo><msqrt><mn>3</mn></msqrt><mo>=</mo><mn>5</mn><msqrt><mn>3</mn></msqrt></math>