The sides of a octagon each have a length of 8x inches. write an expression for the perimeter of the octagon in inches

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Find the commission on a $590.00 sale if the commission is 15%.

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.