i want to use cos^-1 for calculation, how do i code for that?
float distance = (acos(cos(radians(90-latitude))*cos(radians(90-previouslatitude))+sin(radians(90-latitude))*sin(radians(90-previouslatitude))*cos(radians(longitude-previouslongitude)))*6371)*1000;
i want to calculate distance in meter, is it above code is correct?
is it radians and acos can be use like that , what is acos?
acos is the arc cosine or arccos
The argument is a number between -1 and +1
i see, so is it correct i can use like that on my code, for radians part?
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