A crane has a 200 foot arm whose lower end is 5 feet off the ground. The arm has to reach the top of a building 130 feet high. At what angle of elevation should the arm be set? Round to the nearest tenth of a degree.

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

With finding limits of multi variable !

What is the ratio of the length of an object in yards to the length of the same object in miles?