23. Calculate the distance between the points P(2, 2) and Q(5, 4) correct to three significant figures.
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Answer:
Step-by-step explanation :
Let the distance be Z
Z^2 = (5^2 - 2^2) + (4^2 - 2^2)
= (25 - 4) + (16 - 4)
= 21 + 12
= 33
Z = Square root of 33
= 5.7445626
= 5.75
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