200702012-4-9Function Calculationsk Coordinate Conversionu Rectangular Coordinates u Polar Coordinates• With polar coordinates, θ can be calculated and displayed within a range of–180°< θ < 180° (radians and grads have same range).• Be sure to specify Comp for Mode in the Setup screen.Example OperationCalculate r and θ° when x = 14 and y = 20.7 !m (SET UP)cccccc1 (Deg)JK 6 (g )5 (ANGL)6 (g )1 (Pol()14,20.7 ) wJCalculate x and y when r = 25 and θ = 56° 2 (Rec() 25,56) w1 24.989 → 24.98979792 (r)2 55.928 → 55.92839019 ( )θ1 24.989 → 24.98979792 (r)2 55.928 → 55.92839019 ( )θ1 13.979 → 13.97982259 (x)2 20.725 → 20.72593931 (y)1 13.979 → 13.97982259 (x)2 20.725 → 20.72593931 (y)
