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Mathematics 18 Online
OpenStudy (anonymous):

Mrs. Lange drove about 150 km east. She drove about another 75 km north. What is the approximate air distance she traveled?

OpenStudy (anonymous):

A. 160 km B. 168 km C. 175 km D. 225 km

OpenStudy (anonymous):

I have ruled out 225km. so not D

OpenStudy (anonymous):

I think it would be 175km?

OpenStudy (kropot72):

|dw:1426444740159:dw| Using the theorem of Pythagoras, the distance d is given by: \[\large d=\sqrt{150^{2}+75^{2}}=you\ can\ calculate\]

OpenStudy (kropot72):

@CMFink00 Do you understand?

OpenStudy (anonymous):

yeah i am trying to solve the equation give me a minute

OpenStudy (anonymous):

i got, 167.705098312?

OpenStudy (anonymous):

is that correct?

OpenStudy (kropot72):

Correct! Now round that result to the nearest whole number.

OpenStudy (anonymous):

Thank you so much!

OpenStudy (kropot72):

You're welcome :)

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