I 7 o JSdifcellanea Curio fa . 



But AM x LB c& MB x AC ; and there- 

 fore the Time in which a Body at reft in 

 A, fhall defcribe the Cycloidal Arch AVB, 

 Is to the Time of defcribing the right 

 Line AB, as MB x AC to MB x BA } that 

 Is, as AC to AB. Q_: E : D. 



And the Demonftration will proceed in 

 like manner, if the point B be between A 

 and V. . * : - 



An 



