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Check whether the points (3 , 0) , (6 , ...

Check whether the points (3 , 0) , (6 , 4) and ( - 1 , 3) are the vertices of a right -angled isosceles triangle or not. Also find the area of the triangle .

Text Solution

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The correct Answer is:
` ( 1)/(2) xx 5 xx5 = 12 . 5 ` sq.u
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What is an right angled Isosceles triangle?

Check whether the points (5,4)(3,6) and (-2,-1) are the vertices of a right angles triangle.

Knowledge Check

  • The points ( - 3 , 0) , ( 0 , 5) and (3 , 0) are the vertices of a .....triangle .

    A
    scalene
    B
    isosceles
    C
    equilateral
    D
    right angled

  • In a right angled isosceles triangle the acute angles.

    A
    `30^@`
    B
    `40^@`
    C
    `50^@`
    D
    `45^@`

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