The hypotenuse of a 30 degree, -60 degree, -90 degree triangle is 24.2-ft. explain how to find the lengths of the legs of the triangle.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Aportion of a line bounded by two points is defined as

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000