sir vanakkam na unga videos pathu dha 10th padichen. unga account naduvula close aiduchu, na romba feel pannen apro channel thirubi vandha odane , I was so happy and i commented on the video, you replied that ungala maari subscribers irundha romba sandhosham. adha ippa na 12 th padikkiren. unga kitta nandri sollalam nuh vandhen. yennikume ungala marakka maren sir. Meendum nandri
Quadrilateral can call as bitriangle because bicycle meaning bi=2 cycle=round wheel so bicycle that like bi=2 Triangle=triangle so 2 triangle= quadrilateral 5:01