The side of a triangle are X, Y and X + Y is equal to 7 cm, Y + Z is equal to 9, and chat + x is equal to 8 metre then area of a triangle is
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x+y=7;=>y=7-x;
y+z=9;
z+x=8;=>z=8-x;
y+z=9;
Substitute z and y values in terms of x in above equation
7-x+8-x=9;
15-9=2x;
x=3;then y=4; and z=5;
Use Heron's formula with. sides a,b and c. s=a+b+c2. Area= √s(s−a)(s−b)(s−c).
y+z=9;
z+x=8;=>z=8-x;
y+z=9;
Substitute z and y values in terms of x in above equation
7-x+8-x=9;
15-9=2x;
x=3;then y=4; and z=5;
Use Heron's formula with. sides a,b and c. s=a+b+c2. Area= √s(s−a)(s−b)(s−c).
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