Across
- 2. a transformation that changes the size of a geometric figure but does not change its shape.
- 5. any real number, a, is equal to itself.
- 7. a statement having minimum of two numbers, or variables, or both and an operator connecting them.
- 11. the space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet.
- 12. identical in form; coinciding exactly when superimposed.
- 13. either of a pair of angles that have the same vertex and are on opposite sides of two intersecting straight lines.
- 17. the ratio of the side of the triangle opposite the angle divided by the hypotenuse.
- 18. a flat or plane, two-dimensional closed shape bounded with straight sides.
Down
- 1. The distance around the boundary of a circle
- 3. a polygon with three sides having three vertices.
- 4. ascertain the size, amount, or degree of (something) by using an instrument or device marked in standard units or by comparing it with an object of known size.
- 6. a measure of distance from the center of any circular object to its outermost edge or boundary.
- 8. a triangle that has two equal sides.
- 9. the algebraic way of measuring the distance of any line segment that is graphed on a coordinate plane.
- 10. bounded by two distinct points on a line.
- 14. a mathematical statement with an 'equal to' symbol between two expressions that have equal values.
- 15. the ratio of the length of the adjacent side to that of the longest side i.e. the hypotenuse.
- 16. the ratio of the side of the triangle opposite the angle divided by the hypotenuse.
- 19. the largest factor that all the numbers share.