26-Dec-2022 19:19:43 hand_area_test(): MATLAB/Octave version 4.2.2 Test hand_area(). hand_area(): Estimate the area inside a curve that approximates the shape of a hand, using sampling. Number of sample points = 1000 Total area = 0.292353 Estimated hand area = 0.121327 Exact hand area = 0.127004 Error = 0.00567773 Graphics saved as "hand_area.png" hand_area_test(): Normal end of execution. 26-Dec-2022 19:19:50