The picture below shows a right-triangle-shaped charging stand for a gaming system:

which expression shows the length, bc, of the base of the stand? (6 points)

7 cos 55°
7 divided by cot 55 degrees
7 divided by sin 55 degrees
7 cot 55°

What expression is equivalent to 1/2(2+3x-6)

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet