document.write( "Question 593538: a triangle has vertex coordinates (1,1), (1,5) and (5,3). find the length of each side and decide what type of triangle it is. \n" ); document.write( "
Algebra.Com's Answer #376353 by lwsshak3(11628)\"\" \"About 
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a triangle has vertex coordinates (1,1), (1,5) and (5,3). find the length of each side and decide what type of triangle it is.
\n" ); document.write( "Using distance formula: d^2=(x1-x2)^2+(y1-y2)^2
\n" ); document.write( "..
\n" ); document.write( "Between (1,1) and (1,5)
\n" ); document.write( "d^2=(1-1)^2+(5-1)^2=0+16=16
\n" ); document.write( "d=4
\n" ); document.write( "..
\n" ); document.write( "Between (1,5) and (5,3)
\n" ); document.write( "d^2=(5-1)^2+(3-5)^2=16+4=20
\n" ); document.write( "d=√20
\n" ); document.write( "..
\n" ); document.write( "Between (5,3) and (1,1)
\n" ); document.write( "d^2=(5-1)^2+(3-1)^2=16+4=20
\n" ); document.write( "d=√20
\n" ); document.write( "..
\n" ); document.write( "This is an isosceles triangle with two of the sides=√20 and the third side=4
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