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What is the distance between points (2, 2) and (1, 1)?

+2 votes

A) 1.32 B) 1.57 C) 1.41 D) None of the above?

asked Dec 28, 2012 in ALGEBRA 1 by andrew Scholar

1 Answer

+2 votes

The given points (2, 2) and (1, 1)

The distance between points (x1, x2) and (y1, y2) = sqrt( (x2-x1)^2 + (y2-y1)^2 )

= sqrt( ( 1 - 2 )^2 + ( 1 - 2 )^2 )

= sqrt( ( -1 )^2 + ( -1 )^2 )

= sqrt( 1 +1 )

= sqrt(2)

= 1.41

The option C is the right choice.

answered Dec 28, 2012 by ashokavf Scholar

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