FIILL IN THE BLANKS.
Find the distance between the points P( -1, 1 ) and Q ( 5, -7 )
Solution : According to distance formula,
d ( P, Q) = _________ (Write the formula)
∴ d (P, Q) = √[ 5 − (−1)]
2 + [(−7) − 1]
2
∴ d (P, Q) = _____________.
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in this question we use distance formula that is squareroot of (x2-x1)^2+(y2-y1)^2
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