| adjacent |
| Y |
| angle-angle |
| Y |
| angular-description? |
| $1 $2 $3 |
| K |
| area |
| area of $1 $2 ... $n |
| Y |
| circle |
| Y |
| congruent |
| $1 congruent to $2 |
| K |
| continued-fraction |
| c |
| Y |
| golden-ratio |
| Y |
| length-of-segment |
| $1 $2 the length of segment $1 $2 |
| Y |
| line |
| l |
| line $1 $2 |
| Y |
| measure |
| Y |
| opposite |
| Y |
| parallel |
| $1 is parallel to $2 |
| Y |
| perpendicular |
| $1 is perpendicular to $2 |
| Y |
| qualified-operator? |
| q |
| by $2, $1 |
| Y |
| ray |
| r |
| side-side-side |
| Y |