Line segment BA is tangent to the circle. A circle is shown. Secant D B and tangent B A intersect at point B outside of the circle. Secant D B intersects the circle at point C. The length of A B is x, the length of BC is 55, and the length of C D is 120. What is the length of the line segment BA? Round to the nearest unit.
18 units
65 units
88 units
98 units

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Which of the following is an equation of a line parallel to the equation y=4x+1?

How do i i solve this equation? -18 = x/3 + 3