Suppose the drumlin’s instead turns counterclockwise about B. How many degrees must it rotate so that the sixth drummer ends in the same position

Suppose the drumlins instead turns counterclockwise about B How many degrees must it rotate so that the sixth drummer ends in the same position class=
Suppose the drumlins instead turns counterclockwise about B How many degrees must it rotate so that the sixth drummer ends in the same position class=

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Explanation

If the drumline instead turns counterclockwise about B', from the picture, we see that he must rotate the line of drummers 135°.

Answer

135°

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