20. If cos(68°) = a, which of the following is true?
a. sin(68°) = a
b. sin(220) = a
C....
Mathematics, 25.03.2021 20:10 eichlingkera3
20. If cos(68°) = a, which of the following is true?
a. sin(68°) = a
b. sin(220) = a
C. sin(689) = 90 - a
d. sin(220) = 90 - a
Answers: 3
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