math cw
Across
- 3. a polygon consisting of four sides
- 5. is an imaginary line that connects the eye of an observer to the object being observed
- 9. a parallelogram with all four sides congruent
- 13. if the corresponding angles of two triangles are congruent,then the triangles are similar
- 14. a trapezoid with congruent legs
- 16. a polynomial of degree 2 or second degree
- 17. defined as ax2+bx+c=0 in quadratic equation
- 18. mathematical sentence that contains equal sign
- 19. a plain figure
- 20. state that in a right triangle the square of the hypotenuse is equal to the sum of the legs
Down
- 1. two angles sharing a common side and vertex but no interior points in common
- 2. a parallelogram with four right angles
- 4. defined as f(x)= ax2+bx+c,where a,b,and c are real numbers and not equal to zer
- 6. the angle from he horizontal to the line of sight of the observer to the object below
- 7. angles formed by a base and the legs
- 8. a statement that needs to be proven before being accepted
- 10. is the angle from the horizontal to the line of sight of the observer to the object being observed
- 11. a polynomial equation of degree 1 or first degree
- 12. a quadrilateral with two pairs of of congruent and adjacent angles
- 15. a line segment joining two nonconsecutive vertices of a polygon