HP 6s HP 6S Scientific Calculator - (English) User's Guide - Page 13

5. Other functions Converting minutes and seconds to decimal format Ø IÅ Press to convert minutes and seconds (sexagesimal figure) to decimal format. When you enter the sexagesimal figure, enter the degrees to the left of the decimal point, and minutes and seconds to the right—the first and second digits to the left of decimal point are minutes and the third and subsequent digits seconds. Press to convert decimal format to sexagesimal format. 14°25′36″ IÅ 14.2536Ø 14.42666667 14°25′36″ Conversion between angles, radians and grads IÙ 45° = 0.785398163 rad = 50 grad 45IÙ RAD 0.785398163 IÙ GRAD 50. IÙ DEG 45. Trigonometric functions Press ¯ to switch between RAD, DEG and GRAD sin (π/6 rad) = cos 63°52′41″ = tan (-35 grad) = RAD IPd6=s RAD 0.5 DEG 63.5241Ø DEG 63.87805556 c DEG 0.440283084 GRAD 35Ót GRAD-0.612800788 2 • sin 45° x cos 65° = DEG 2*45s*65c= DEG 0.597672477 cot 30° = 1/tan 30° = DEG 30tÇ DEG 1.732050808 1 sec (π/3 rad) = cos (π/3 rad) RAD IPd3=cÇ RAD 2. 1 cosec 30° = sin 30° cos - √2 2 tan –10.6104 = 30sÇ DEG 2. RAD 2IÂÓd2=c RAD 0.760244597 DEG .6104IT DEG 31.39989118 IÅ DEG 31°23′59.6″ Other functions 13