Home
Class 12
MATHS
The equation of the base BC of an equila...

The equation of the base BC of an equilateral `Delta`ABC is x + y = 2 and A is (2, - 1). The length of the side of the triangle is

A

`sqrt2`

B

`(3/2)^(1/2)`

C

`(1/2)^(1/2)`

D

`(2/3)^(1/2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATION

    BITSAT GUIDE|Exercise BITSET ARCHIVES |16 Videos

  • QUESTION-PAPERS-2013

    BITSAT GUIDE|Exercise Mathematics |45 Videos

Similar Questions

Explore conceptually related problems

The equation of the base of an equilateral triangle is x+y = 2 and the vertex is (2, -1). Length of its side is

If the equation of base of an equilateral triangle is 2x-y=1 and the vertex is (-1,2), then the length of the sides of the triangle is sqrt((20)/(3)) (b) (2)/(sqrt(15))sqrt((8)/(15)) (d) sqrt((15)/(2))

the equation of line of the base of the equilateral triangle is x+y=2 and vertix (2,-1) then length of the side is:

One side of an equilateral triangle is 3x+4y=7 and its vertex is (1,2). Then the length of the side of the triangle is

The equation of the base of an equilateral triangle ABC is x+y=2 and the vertex is (2,-1). The area of the triangle ABC is: (sqrt(2))/(6) (b) (sqrt(3))/(6) (c) (sqrt(3))/(8) (d) None of these

The equation of the base of an equilateral triangle is x+y=2 and its vertex is (2,-1). Find the length and equations of its sides.

BITSAT GUIDE-QUESTION-PAPERS-2012-Mathematics (Single correct answer type:)
  1. The equation of the base BC of an equilateral DeltaABC is x + y = 2 an...

    Text Solution

    |

  2. The equation of the circle circumscribing the triangle formed by the l...

    Text Solution

    |

  3. The length of tangent from (5,1) to the circle x^(2)+y^(2)+6x-4y-3=0 ...

    Text Solution

    |

  4. If the length of the major axis of the ellipse ((x^(2))/(a^(2)))+((y^(...

    Text Solution

    |

  5. S and T are the foci of the ellipse (x^2/a^2)+(y^2/b^2)=1 and B is an...

    Text Solution

    |

  6. The difference of the focal distances of any point on the hyperbola is...

    Text Solution

    |

  7. If A+B+C=180^@ , then (cot A +cotB +cotC)/(cot A cotBcotC) is equal to

    Text Solution

    |

  8. The angles of a triangle are in AP and the least angle is 30^(@). What...

    Text Solution

    |

  9. If p=tan20^@ express (tan160^@-tan110^@)/(1+tan160^@.tan110^@) in term...

    Text Solution

    |

  10. If 4sin^(-1)x+cos^(-1)x=pi, then x is equal to

    Text Solution

    |

  11. In Delta ABC, if a=2, b=3 and sin A =(2)/(3). Then, cos C is equal to

    Text Solution

    |

  12. The vector equation barr=hati-2hatj-hatk+t(6hatj-hatk), represents a...

    Text Solution

    |

  13. The work done by the force 4i-3j+2k in moving a particle along a strai...

    Text Solution

    |

  14. lim(xrarr0) ((2+x) sin(2+x)-2sin2)/x=

    Text Solution

    |

  15. If f(x)=((3x+tan^(2) x)/x) is continuous at x=0, then f(0) is equal to...

    Text Solution

    |

  16. If x is measured in degree then(d)/(dx) (cos x ) is equal to

    Text Solution

    |

  17. ((d)/(dx))[log(sec x - tan x)] is equal to

    Text Solution

    |

  18. If x =cos^3 theta and y = sin^3 theta , then 1+((dy)/(dx))^(2) is eq...

    Text Solution

    |

  19. If x = "at"^2 , y = 2at , then (d^2y)/(dx^2) is equal to

    Text Solution

    |

  20. If the rate of change in the circumference of a circle of 0.3 cm/s th...

    Text Solution

    |