2. What are the pictures of triangular things in life?

3. What are the things with triangular shapes in life?

4. What are the things with triangles in life?

1. There are triangular hats, colorful flags, lampshades, sails, pavilions, snowy mountains, roofs, inverted triangular wine glasses, watermelons cut into triangles, triangular rulers, tripods, small red flags, sandwiches, rural roofs, front and rear wheels of bicycles, clothes hangers, triangular zongzi, kites, coal piles, musical instruments, triangular forks, torch ice cream and tropical fish. Triangular iron used in machines, some road signs, tripod for vehicles, cable-stayed bridges, triangular plates, car frames, triangular plugs, tips of some pens, clips for kitchens, brackets for digital cameras, etc.