Home
Class 14
MATHS
The sides BA and DE of a regular pentago...

The sides BA and DE of a regular pentagon are produced to meet at F. What is the measure of `angle EFA`?
एक नियमित पंचकोण के BA और DE भुजाओं को F तक बढ़ाया जाता है। `angle EFA` का माप क्या है

A

`72^@`

B

`36^@`

C

`60^@`

D

`54^@`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

PINNACLE-GEOMETRY-EXERCISE
  1. In triangle ABC, angle A = 90^@, AD is the bisector of angle A meeting...

    Text Solution

    |

  2. In a circle with centre O, BC is a chord. Point D and A are on the cir...

    Text Solution

    |

  3. The sides BA and DE of a regular pentagon are produced to meet at F. W...

    Text Solution

    |

  4. In a circle , O is the centre of the circle. Chords AB and CD intersec...

    Text Solution

    |

  5. In triangle ABC, D is a point on the side BC such that angle ADC =2 an...

    Text Solution

    |

  6. A secant PAB is drawn from an external point P to the circle with cent...

    Text Solution

    |

  7. In triangle ABC, D and E are points on the sides AB and AC, respective...

    Text Solution

    |

  8. In angle ABC, D and E are the midpoint of sides BC and AC, respectivel...

    Text Solution

    |

  9. Let D and E be two points on the side BC of triangle ABC such that AD...

    Text Solution

    |

  10. In a quadrilateral ABCD, E is a point in the interior of the quadrilat...

    Text Solution

    |

  11. In triangle ABC, M and N are the points on the side BC such that AM bo...

    Text Solution

    |

  12. In triangle ABC, D and E are points on the sides AB and AC,respectivel...

    Text Solution

    |

  13. In triangle PQR, angle P=90^@, S and T are the mid points of the sides...

    Text Solution

    |

  14. If a regular polygon has 16 sides, then what is the measure (in degree...

    Text Solution

    |

  15. In a circle with centre O, AB is the diameter, P and Q are two points ...

    Text Solution

    |

  16. In triangle PQR, PS is the internal bisector of angle P meeting QR at ...

    Text Solution

    |

  17. In triangle ABC, O is the incentre and angle BOC = 135^@. The measure ...

    Text Solution

    |

  18. In a triangle ABC, D is a point on BC such that (AB)/(AC)=(BD)/(DC). ...

    Text Solution

    |

  19. In the given figure, angle DBC = 65^@, angle BAC = 35^@ and AB = BC th...

    Text Solution

    |

  20. In a triangle ABC, P and Q are points on AB and AC, respectively, such...

    Text Solution

    |