document.write( "Question 387349: a. The point on the x-axis that is equidistant (equal distance) from (8,4) and (-4,2)
\n" ); document.write( "b. The distance between the points (8,2) and (16,2). 8\r
\n" ); document.write( "\n" ); document.write( "c. The distance between the points (2,6) and (12,8).2\r
\n" ); document.write( "\n" ); document.write( "d. The midpoint between (8,2) and (10,6). \r
\n" ); document.write( "\n" ); document.write( "e. The midpoint between (-4, 2) and (-5, 3).
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #275166 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
a. The point on the x-axis that is equidistant (equal distance) from (8,4) and (-4,2)
\n" ); document.write( "The point will be (x,0)
\n" ); document.write( "\"d%5E2+=+diffy%5E2+%2B+diffx%5E2\" Use d squared, since it will be equal if d is =
\n" ); document.write( "\"d%5E2+=+4%5E2+%2B+%288-x%29%5E2+=+2%5E2+%2B+%28-4-x%29%5E2\"
\n" ); document.write( "\"16+%2B+%288-x%29%5E2+=+4+%2B+%28-4-x%29%5E2\"
\n" ); document.write( "\"12+%2B+64+-+16x+%2B+x%5E2+=+16+%2B+8x+%2B+x%5E2\"
\n" ); document.write( "76 - 16x = 16 + 8x
\n" ); document.write( "60 = 24x
\n" ); document.write( "x = 2.5
\n" ); document.write( "---> (2.5,0)
\n" ); document.write( "---------------
\n" ); document.write( "b. The distance between the points (8,2) and (16,2). 8
\n" ); document.write( "8 is right.
\n" ); document.write( "-----------
\n" ); document.write( "c. The distance between the points (2,6) and (12,8).2
\n" ); document.write( "How did you get 2?
\n" ); document.write( "\"d+=+sqrt%28diffy%5E2+%2B+diffx%5E2%29+=+sqrt%2810%5E2+%2B+2%5E2%29+=+sqrt%28104%29\"
\n" ); document.write( "d=~ 10.198 units
\n" ); document.write( "----------------
\n" ); document.write( "d. The midpoint between (8,2) and (10,6)
\n" ); document.write( "Find the average of x and y separately
\n" ); document.write( "x: (8 + 10)/2 = 0
\n" ); document.write( "y: (2 + 6)/2 = 4
\n" ); document.write( "--> (0,4)
\n" ); document.write( "-----------
\n" ); document.write( "e. The midpoint between (-4, 2) and (-5, 3)
\n" ); document.write( "Same method as d --> (-4.5,2.5)
\n" ); document.write( "
\n" ); document.write( "
\n" );