Across
- 1. the __ of 2*9 is 18
- 3. every integer is a ____ number
- 5. ______ of a square bisect each other
- 7. a triangle in which two sides are equal
- 8. _____ of a square is (side)2
- 9. method- technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value
- 11. ____ of a rectangle= 2(l+b)
- 12. combination of two rays with a common end-point, measured in degrees
- 14. in 20÷4=5, 4 is the ___
- 15. in 2x + 16 x is the ____
- 16. a curve formed by 3 line segments is called a ____
- 17. line- a _____ is a straight line with a "zero" point in the middle, with positive and negative numbers listed on either side of zero and going on indefinitely
- 18. collection of variables, literals and constants
- 19. in the fraction 6/5, 6 is the ____
Down
- 2. in 20÷4=5, 20 is the ___
- 4. -9, -3. -1 are _____
- 6. 24+2=13÷2 is an ____
- 10. 2, 3 and 7 are prime _____ of 42
- 13. an expression having 3 terms
- 15. - the ____ of a circle is 2 π 2