Math

3. / The equality of 2 ratio.
4. / is a polygon consists of 4 sides.
5. / is is defined as f(x)=ax2+bx+c, where a,b,c are real numbers and a is not equal to 0.
7. / angles formed by a base and the legs.
10. / It is polynomial equation of degree 2.
15. / they have common end points.
17. / A statement that needs to be proven before being accepted.
18. / A parallelogram with all four sides congruent.
19. / A parallelogram with four right angles.
20. / A plain figure.

1. / It is defined as c2=a2+b2.
2. / what point when the parabola opens upward?
6. / It is an imaginary line that connects the eye of an observer to the object being observed.
8. / a rectangle with all four sides congruent.
9. / A quadrilateral with two pairs of congruent and adjacent side.
11. / mathematical sentence that contains an equal signs.
12. / equal in size and the same in shape.
13. / comparison of two quantities with the same unit.
14. / A line segment joining two non-consecutive vertices of a polygon.
16. / It depends on whether the parabola opens upward or downward.