10 Select all the expressions that correctly calculate the perimeter of the shape
40 + 207
80 + 207
120 + 207
300 + 1007
10 + 10 + 107 + 10 + 10 + 10%

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)