| Answer | Crossword Clue |
|---|---|
| ELL | Letter that forms a right angle |
| ELL | Extension that forms a right angle |
| ELL | Letter with a right angle |
| ELL | Right-angle shaped letter |
| sines | the trigonometric function that for an acute angle is the ratio between the leg opposite the angle when it is considered part of a right triangle and the hypotenuse |
| sine | the trigonometric function that for an acute angle is the ratio between the leg opposite the angle when it is considered part of a right triangle and the hypotenuse |
