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February 28, 2015

February 28, 2015

Posted by **victoria** on Monday, February 11, 2013 at 12:39am.

- mathematics -
**Henry**, Tuesday, February 12, 2013 at 7:52pmd = 150km @ 42o + 250km @ 0o.

X = 150*cos42 + 250 = 361.5 km.

Y = 150*sin42 = 111.5 km.

D^2 = X^2 + Y^2 = 143,114.5

D = 378.3 km

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