| Answer | Crossword Clue |
|---|---|
| ELLS | Ninety-degree angles |
| ELL | Ninety-degree angle |
| ELL | Ninety-degree wing |
| ELL | Ninety-degree shape |
| ELLS | Ninety-degree pipe joints |
| ELLS | 90-degree angles |
| ELL | 90-degree angle's shape |
| ABEAM | At 90-degree angles, nautically |
| OCTAGON | Shape with 135-degree angles |
| OCTAGON | It has 135-degree angles |
| LBARS | Construction beams with 90-degree angles |
| DECAGON | Shape whose regular version has 144-degree internal angles |
