0:00:00.000,0:00:00.690


0:00:00.690,0:00:04.990
Deci ni se spune ca semidreapta [OL[br]este perpendiculara pe semidreapta [ON.

0:00:04.990,0:00:07.640
Deci OL este perpendicular pe ON.

0:00:07.640,0:00:10.020
Adica stim ca acesta de aici[br]este un unghi drept,

0:00:10.020,0:00:11.600


0:00:11.600,0:00:15.190


0:00:15.190,0:00:18.060


0:00:18.060,0:00:22.360


0:00:22.360,0:00:24.937


0:00:24.937,0:00:28.100


0:00:28.100,0:00:31.000


0:00:31.000,0:00:34.480


0:00:34.480,0:00:38.440


0:00:38.440,0:00:40.730


0:00:40.730,0:00:43.339


0:00:43.339,0:00:45.380


0:00:45.380,0:00:47.505


0:00:47.505,0:00:48.720


0:00:48.720,0:00:50.330


0:00:50.330,0:00:52.020


0:00:52.020,0:00:53.710


0:00:53.710,0:00:56.880


0:00:56.880,0:01:00.130


0:01:00.130,0:01:02.820


0:01:02.820,0:01:12.990


0:01:12.990,0:01:17.410


0:01:17.410,0:01:19.610


0:01:19.610,0:01:21.830


0:01:21.830,0:01:23.164


0:01:23.164,0:01:24.580


0:01:24.580,0:01:25.460


0:01:25.460,0:01:26.690


0:01:26.690,0:01:29.720


0:01:29.720,0:01:32.419


0:01:32.419,0:01:33.710


0:01:33.710,0:01:36.700


0:01:36.700,0:01:39.220


0:01:39.220,0:01:41.550


0:01:41.550,0:01:42.450


0:01:42.450,0:01:45.060


0:01:45.060,0:01:49.140


0:01:49.140,0:01:53.220


0:01:53.220,0:01:55.950


0:01:55.950,0:02:00.630


0:02:00.630,0:02:02.240


0:02:02.240,0:02:04.280


0:02:04.280,0:02:07.470


0:02:07.470,0:02:11.770


0:02:11.770,0:02:23.300


0:02:23.300,0:02:27.430


0:02:27.430,0:02:32.550