Help please ASAP due in 40 minutes
MARKING BRAINIEST
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In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)