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Answer 1 · 2015-05-22T12:49:50

Circular measure is another term for the measure of an angle in radians

#pi " radians" = 180^@#

#1^@ = pi/180 " radians""#

#75^@ = 75xxpi/180 " radians"#

#= 1.31 " radians (approx.)"#

Answer 2 · 2015-05-22T13:38:26

#(75pi)/180 = (5pi)/12#

Answer: #(5pi)/12#