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20 Nov 2018, 00:36
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A boat travels due east for 3 kilometers, makes a right turn and heads due south for 12 kilometers, and finally makes a left turn and travels due east again for 6 more kilometers. What is the distance between the boat`s starting and ending locations?
A. 10
B. 11
C. 13
D. 15
E. 17
A. 10
B. 11
C. 13
D. 15
E. 17
20 Nov 2018, 06:44
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Bunuel
A boat travels due east for 3 kilometers, makes a right turn and heads due south for 12 kilometers, and finally makes a left turn and travels due east again for 6 more kilometers. What is the distance between the boat`s starting and ending locations?
A. 10
B. 11
C. 13
D. 15
E. 17
A. 10
B. 11
C. 13
D. 15
E. 17
Draw the given information on graph we would end up getting a relation : 9^2+ 12^2= sq rt 225= 15 option D
20 Nov 2018, 23:15
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once you draw the route . you will notice that when you join the starting point and the ending point of the boat it turns out to me the hypotenuse of a larger right angled triangle whose legs are 12 km (height ) and 9 km (base) . so using Pythagorean theorem the distance needed would be 15 kms .
