Which of the following is the reference angle of 230°
A-30°
B- -50°
C- -40°
D- 50°

Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288