How To Draw A T Rex. Draw cylinders in the place of the joints. To draw the first of the back legs use the three-segmented line to help you draw the leg of your dinosaur in place.

Then draw a simple long shape with 4 sides to make up the t-rexs lower legs. The Latin word rex means king. Draw cylinders in the place of the joints.
This T-Rex has his head is turned for a little more active look but it doesnt add any complexity to the step-by-step tutorial.
The Latin word rex means king. Well break the drawing process down into an easy step by step approach. Lets work on them one by one. Use a curved line for the snout a scalloped line for the eye ridge and another curved line for the back of the head and the neck.