How do you convert the angle #85^circ 18'30''# in decimal degree form?

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Answer 1 · 2017-12-17T16:56:30

#85.3083333^o#

#1'=(1/60)^o#

#1''=(1/60)^'=1/(60*60)^o=1/(3600)^o#

then,

#18'=18xx(1/60)=(18/60)#

#30''=30*(1/3600)=(30/3600)#

You must do the calculations on your own or with a calculator:

#18'=0.300^o#

#30''=0.0083333^o#

Adding everithing you will obtain

#85.3083333^o#