Wataalamu wa Geography, Msaada tafadhali

[TECHMAN]

The formula for the radius is:

where: W is the length of the chord defining the base of the arc H is the height measured at the midpoint of the arc's base.

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[007 De Souza]

Vertical height=H-h. F=2mm. Then scale =f(mm) over Vertical height

thank you mkuu. sasa apo kwenye focal length sipapata fresh

 

[Geekay]

Sorry focal length ndo radius of common ambayo inabid iwe interm of mm kwaiyo convert hyo 2cm into mm ndo focal length wakat vertical height yenyew una express interm of M

 

[007 De Souza]

Sorry focal length ndo radius of common ambayo inabid iwe interm of mm kwaiyo convert hyo 2cm into mm ndo focal length wakat vertical height yenyew una express interm of M

dah.shukrani sana mkuu
sasa nimekupata vizuri