Asked by Jackie

Use a calculator to evaluate the expression.

arcsin 0.45
arctan 15
arcsin(-0.125)
arccos(-1/3)

Answers

Answered by Henry
sinA = 0.45, A = 26.7 Deg.

tanA = 15, A = 86.2 Deg.

sinA = (-0.125), A = -7.2 Deg. =-7.2 + 360 = 352.8Deg.

sinA = (-1/3), A = -19.5 Deg. = -19.5 + 360 = 340.5Deg.



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