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In a triangle the sum of two sides is x ...

In a triangle the sum of two sides is x and their product is y such that (x + 2)(x-2) = y where z is the third side of the triangle.
Greatest angle of the triangle is

A

`90^(@)`

B

`110^(@)`

C

`120^(@)`

D

`135^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • In a triangle the sum of two sides is x and their product is y such that (x + 2)(x-2) = y where z is the third side of the triangle. Circum radius of the triangle is

    A
    x
    B
    y
    C
    z
    D
    `(z)/(sqrt(3))`

  • In a triangle if the sum of two sides is x and their product is y such that (x+z) (x-z)=y where z is the third side of the triangle then the triangle is

    A
    equilateral
    B
    right angled
    C
    obtuse angled
    D
    none

  • IF x^2+x+1,2x+1,x^2-1 are the sides of a triangle then its largest angle is

    A
    `pi//3`
    B
    `pi//4`
    C
    `pi//6`
    D
    `2pi//3`

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