Across
- 1. The two sides of a triangle that make up the right angle.
- 4. To replace a number or algebraic expression.
- 8. The distance 'd' between any two points.
Down
- 1. Linear expression using inequalities.
- 2. Longest side of a right triangle across from the right angle.
- 3. To write an expression in simplist form.
- 5. Operations that undo each other's effect.
- 6. "Parts" in an expression that are added or subtracted.
- 7. A letter that represents an unknown number.