A polygon whose sum of its interior angle measure is 2340 has how many sides?

What is the slope of a line that is perpendicular to y = 3x + 1

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

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)