Find the measure of the side of the right triangle whose length is designated by a lowercase letter. Round your answer to the nearest whole number. B. 33 A. b= 12 a 18 cm O a = 7 cm a = 1 cm a = 8 cm

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A: Sin(375°)=sin(330°+45°)We know that sin(A+B)=sinA*cosB+cosA*sinB=sin(330)*cos(45)+cos(330)sin(45)

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A: 3) sin2x2=sinx tanx22=sin2x2 4) sin2x=2cos2(x/2)1-cosx=sin2x 5) 2sinx-sin2x/(2sinx+sin2x)=tan2x/2

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