Find the value of the sec 19° using your calculator.
a. 0.989
b. 0.946
c. 1.058
d. 1.011

Secant is the inverse of cosine. In this case, using a calculator cosine of 19 degrees in degrees mode, is equal to 0.9455. The reciprocal of this number is the answer to the expression secant 19 equal to 1.058. answer then is equal to C.

A= the square root of 3“if letters are anything like people, they’re all equal and deserve to be treated equally.”