A 3D triangle
3D stands for 3 dimensional. If something is 3 dimensional it appears to you as if it were real and lifelike.
3D
It means 2d whereas 3d means three dimensional
three dimensional
"3D"
a 3d chart
figures what are 3D
3d mapping
3D quite simple.
3D shapes are three dimensional, just like 2D shapes are two dimensional.
A point in 3D space has three degrees of freedom. These degrees of freedom correspond to the three spatial dimensions: movement along the x, y, and z axes. Consequently, a point can be freely positioned anywhere within the three-dimensional space by varying its coordinates.
A cube is a 3d square. A sphere is a 3d circle. A prism is a 3d rectangle.