Sedimentation Tank Pipe Rotation Angles

sedtankpipe5_angle = -(rad/deg) * atan((((5*L_Sed)/8 - W_Channel/2)/ [3 * (W_Sed/2 - outerradius(ND_SedLaunder))/4) + outerradius(ND_SedLaunder))^-1)

sedtankpipe6_angle = -(rad/deg) * (((L_Sed/8 - W_Channel/2)/ ((W_Sed/2 - outerradius(ND_SedLaunder))/4) + outerradius(ND_SedLaunder))^-1)

sedtankpipe7_angle = -(rad/deg) * atan(((3*L_Sed/8 - W_Channel/2)/ ((W_Sed/2 - outerradius(ND_SedLaunder))/4) + outerradius(ND_SedLaunder))^-1)

sedtankpipe8_angle = -(rad/deg) * atan((((7*L_Sed)/8 - W_Channel/2)/ (3*(W_Sed/2 - outerradius(ND_SedLaunder))/4) + outerradius(ND_SedLaunder))^-1)