### Discussion :: RC Circuits - General Questions (Q.No.11)

Balamurugan C said: (May 23, 2011) | |

TAKE A- HYPOTENUSE, B-12 AND C-18 A2=B2+C2 A = SQ.ROOT OF((12X12)+(18X18)) = SQ.ROOT OF(468) = 21.63 |

B.Hemanth Yadav said: (Apr 7, 2014) | |

We can prove this problem by pythagoras theorem AC^2 = AB^2+BC^2. 12^2 = 144. 18^2 = 324. 324+144 = 468. ROOT OF 468 = 21.63. |

Eiroth said: (Jan 26, 2019) | |

By using Pythagoras theorem, the answer is D. |

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