(Angle relationships) Solve this question
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The distance between any 2 points P(a,b) and
Q(c,d) in the coordinate plane, is given by the formula:<span>
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<span><span>Thus the distance between points t(13, 1.6) and v(5.4, 3.7) is found using the formula as:</span></span>
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<span><span>Answer: 7.9</span></span>