>> triangle_properties ( 'triangle_right.txt' ) 18-Jul-2009 20:52:30 TRIANGLE_PROPERTIES: MATLAB version: Determine properties of a triangle. Read the header of "triangle_right.txt". Spatial dimension DIM_NUM = 2 Number of points NODE_NUM = 3 Read the data in "triangle_right.txt". Node coordinates: Row: 1 2 Col 1 0.000000 0.000000 2 3.000000 0.000000 3 0.000000 4.000000 ANGLES (radians) 1 1.570796 2 0.927295 3 0.643501 ANGLES (degrees) 1 90.000000 2 53.130102 3 36.869898 AREA = 6.000000 CENTROID: 1.000000 1.333333 CIRCUM_RADIUS = 2.500000 CIRCUM_CENTER: 1.500000 2.000000 EDGE_LENGTHS 1 3.000000 2 5.000000 3 4.000000 IN_RADIUS = 1.000000 IN_CENTER: 1.000000 1.000000 ORIENTATION: CounterClockwise. ORTHO_CENTER: 0.000000 0.000000 QUALITY = 0.800000 TRIANGLE_PROPERTIES: Normal end of execution. 18-Jul-2009 20:52:30 >>