Two planes leave the airport at the same time. Minutes later, plane A is 70 miles due north of the airport and plane B is 168 miles due east of the airport. How far apart are the two airplanes?

A 182 miles

B 119 miles

C 163.8 miles

D 238 miles

Solution

Correct Answer: Option A

 ∴নির্ণেয় দূরত্ব =√ (168 ²+70 ²)
                       =√(28224+4900)
                      =182

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