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The sides of a triangle are x, x+1 and 2x-1 and its area =x√10, find x.

Posted by Bhabana Sarma 4 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Gaurav Seth 4 years, 3 months ago

ides of triangle are x, x+1, 2x-1
Area of triangle is
To find out:- Value of x
We Know That,
Semi-Perimeter(S)= Perimeter/2
=x+x+1+2x-1/2
=4x/2
=2x
Area Of Triangle=
or, =
or,
or,
or,
Squaring Both Sides, We get
or, 10=2(x-1)
or, 10=2x-2
or, 10+2=2x
or, 12/2 = x
or, 6 = x
Therefore, x = 6

1Thank You

ANSWER

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CBSE > Class 09 > Mathematics