Across
- 4. A 3D circle
- 5. Formed by two radii and an arc
- 8. Two lines that have opposite reciprocal slope
- 11. Two lines that have the same slope
- 13. V=Bh
- 14. Half of a circle
- 17. A= ½(d1+d2)
- 19. A shape with 3 sides
Down
- 1. A triangle with 2 congruent sides
- 2. Includes area, perimeter, and circumference
- 3. Double the length of a radius
- 6. TA=πrl+πr2
- 7. A=lw
- 9. LA = ½(pl)
- 10. The 1st and 4th numbers in a proportion
- 12. Has a circumference and area
- 15. A triangle with a 90-degree angle
- 16. The product of the _____ equals the product of the extremes
- 18. A number that describes the steepness and direction of a line
- 20. A comparison of two numbers