The picture below shows a right-triangle-shaped charging stand for a gaming system: The side face of a charging stand is a right triangle labeled ABC. The measure of angle ACB is 90 degrees and the measure of an Which expression shows the length, BC, of the base of the stand? (6 points) Group of answer choices 7 cot 55°
7 cos 55°
7 divided by cot 55 degrees
7 divided by sin 55 degrees