Problem Solving Activity

4. An expression consisting of constants, variables, and arithmetic operations
8. Perimeter of a circle
10. the line that passes from a vertex of a triangle to the centre of the opposite side
12. When the graph of two equations intersect, it is said to be -
13. The value of b2 - 4ac in a equation
15. the center-point of a line-segment
16. Triangle with all sides of different measurements
20. the point where medians of a triangle meet.
21. the number of terms for an AP can only be
22. In two given equations, if a1/a2 is not equal to b1/b2, they are said to be -
23. lines that never intersect at any given point.
24. Variable whose value satisfies a equation
25. when a given point is at equal distances from other given points
27. A non-repeating and non-recurring number

1. Triangles are said to be ____ of their angles are equal.
2. a quadrilateral whose sides as well as diagonals are equal
3. Sides of similar triangles are -
5. the y co-ordinate of a point
6. The cords (0,0) is the
7. the total length of the boundary of the
9. polynomial of degree 3
11. triangle whose all sides are equal
12. points when connected that form a straight line
13. formula used to find the length between 2 points
14. When 2 lines intersect at 90, they are said to be-
16. Formula used to find the coords of a point, when a line segment is being divided on the basis of ratio.
17. All numbers of an AP is called it's.
18. the x co - ordinate of a point
19. a polynomial of degree 4
26. A number whose factors are the number itself and one