If my current slope is 7 what is the perpendicular slope?
A- -7
B-7
C- -1/7
D- 1/7

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?