Home
Class 7
MATHS
The exterior angle of an equilateral tri...

The exterior angle of an equilateral triangle is

A

`60^@`

B

`120^@`

C

`150^@`

D

`90^@`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SIMPLE EQUATIONS

    SRS PUBLICATION|Exercise QUESTION BANK|218 Videos

Similar Questions

Explore conceptually related problems

Each exterior angle of an equilateral triangle is………….

The angle of an equilateral triangle is

Each angle of an equilateral triangle is…………

In an equilateral triangle r:R:r_1 is

Show that the angles of an equilateral triangle are 60^@ each.

If the length of side of an equilateral triangle is 10cm , then R =

The perimeter of an equilateral triangle is 60 cm then its area is …………… cm^(2).

SRS PUBLICATION-TRIANGLES-QUESTION BANK
  1. Angles of a triangle are 30^@, 110^@,x^@ then x is

    Text Solution

    |

  2. The lengths of two sides of an isosceles triangle are 7cm,8cm then the...

    Text Solution

    |

  3. The exterior angle of an equilateral triangle is

    Text Solution

    |

  4. The angles of a triangle are in the ratio 3:1:2 then biggest angle is ...

    Text Solution

    |

  5. The two angles of a triangle are complementary then it is ...............

    Text Solution

    |

  6. Find x in the figure

    Text Solution

    |

  7. Find Z in the figure

    Text Solution

    |

  8. In a trianglePQR if angleP = 100^@ and angleQ = angleR then angleP+ang...

    Text Solution

    |

  9. Match the following

    Text Solution

    |

  10. An acute angled triangle has ............ acute angles.

    Text Solution

    |

  11. Which type of triangle is formed by BC = 7.2 cm, AC = 6cm and angleC =...

    Text Solution

    |

  12. Which triangle is formed by AB = 3cm,BC = 4cm and AC = 8cm?

    Text Solution

    |

  13. P: An isosceles triangle is right angled Q : angleA = angleB = 45^@ ...

    Text Solution

    |

  14. Which of the following statements is not true

    Text Solution

    |

  15. Which of the following angles are not the angles of a triangle?

    Text Solution

    |

  16. Sum of the interior angles in a triangle is equal to .......

    Text Solution

    |

  17. Sum of two acute angles of a right angled triangle is ..............

    Text Solution

    |

  18. In triangleABC, which of the following is false?

    Text Solution

    |

  19. triangle can have obtuse angles

    Text Solution

    |

  20. The relation between x and y the given figure expressed with 'y' as su...

    Text Solution

    |