Find the distance between the points : (i) A(9, 3) and B(15, 11) (ii) A(7, -4) and B(-5, 1) (iii) A(-6, -4) and B(9, -12) (iv) A(1, -3) and B(4, -6) (
Find the distance between the points :
(i) A(9, 3) and B(15, 11) (ii) A(7, -4) and B(-5, 1)
(iii) A(-6, -4) and B(9, -12) (iv) A(1, -3) and B(4, -6)
(v) P(a+b, a-b) and Q(a-b, a+b)
(vi) P(a sin `alpha`, a cos `alpha`) and Q (a cos `alpha`, -a sin `alpha`)
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Correct Answer - (i) 10 units (ii) 13 units (iii) 17 units
(iv) `3sqrt(2)` units (v) `2sqrt(2) b units (vi) `sqrt(2)` a units
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