4 years ago

Please answer this question now

Mathematics

1 answer:

soldier1979 [14.2K]4 years ago

7 0

Answer:

6 km

Step-by-step explanation:

You use Pythagoras

${QN}^2 = (PN)^{2}+(PQ)^{2} \\PQ = \sqrt{(QN)^{2}-(PN)^{2} }\\ PQ = 6 km$

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