| 100% | ACUTE | 5 | Like angles less than 90 degrees |
| 88% | ACUTE | 5 | Like an angle less than 90 degrees |
| 83% | ACUTE | 5 | Like angles measuring less than 90 degrees |
| 81% | ACUTE | 5 | Like an angle measuring less than 90 degrees |
| 80% | ACUTE | 5 | An angle less than 90 degrees |
| 80% | ACUTE | 5 | Angle less than 90 degrees |
| 76% | ACUTE | 5 | Less than 90 degrees angle |
| 75% | ACUTE | 5 | Less than 90 degrees, as an angle |
| 71% | ACUTE | 5 | Like an angle less than 90° |
| 70% | OBTUSE | 6 | Angle greater than 90 degrees but less than 180 |
| 68% | ACUTE | 5 | Angle that's less than 90 degrees, say |
| 64% | ACUTE | 5 | Less than 90 degrees |
| 64% | ACUTE | 5 | Like an angle of less than 90° |
| 63% | ACUTE | 5 | Less than 90 degrees, anglewise |
| 63% | ACUTE | 5 | Like less-than-90-degree angles |
| 63% | ACUTE | 5 | Less than 90 degrees, in geometry |
| 61% | ACUTE | 5 | In mathematics, an angle of less than 90 degrees |
| 61% | ACUTE | 5 | Like an angle that's less than 90° |
| 60% | ACUTEANGLE | 10 | Math measurement that's less than 90 degrees |
| 59% | ACUTE | 5 | Less than 90°, as an angle |
| 59% | ACUTE | 5 | Less than 90, as an angle |
| 59% | OBTUSE | 6 | An angle larger than 90 degrees |
| 59% | ACUTE | 5 | Like an angle that's less than ninety degrees |
| 59% | OBTUSE | 6 | Like an angle that's more than 90 degrees |
| 59% | OBTUSE | 6 | Like an angle that's greater than 90 degrees |
| 57% | OBTUSE | 6 | Angle of more than 90 but less than 180 degrees |
| 56% | ACUTE | 5 | Less than 90 (degrees) |
| 55% | OBTUSE | 6 | Like angles between 90 and 180 degrees |
| 54% | OBTUSE | 6 | An angle larger than 90 degrees; to be oblivious |
| 53% | ACUTE | 5 | Like an angle smaller than 90° |