what is venus size and shape
Generally, from the research it is discovered that the shape of the planet Venus is sphere. However, Venus is also said as the shape shifting planet for the reason that at the south pole of the Venus is a giant vortex, a shape shifter.
The "topography" of Venus is the three dimensional shape of the surface of Venus.
Sphere
If you mean the shape of the orbit, it's an ellipse.
an oval
Venus Looks Like a Hot Planet, Just Its Regular Shape Is Seen Though.
phases
Venus
Venus considered as earth's twin because it has same looks,shape and size.
There are two planets with an almost perfectly spherical shape. They are Mercury and Venus.
An oblate spheroid. As planets go, Venus is almost perfectly spherical. Its "oblateness" is nearly zero.