a guy wire connects the top of an antenna to the point on a level ground 15 ft from the base of the antenna. the angle of elevation formed by this wire is 80 degrees. what is the length of the wire and the antenna​

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?