Maths

2. Two triangles are _______ if they are within the same proportions.
3. A u-shaped graph of a quadratic relation.
6. __________ a parabola will make it become inverted.
7. A transformation of a parabola, involving widening and narrowing.
8. The ____________, represented by Delta (triangle), can determine the number of x-intercepts a parabola has.
10. Image length divided by original length.
12. Two triangles are _________ if they are identical.
14. A set with nothing in it; also known as an empty set.

1. Two or more events that do not have any outcomes in common.
3. The measure of the chance an event will occur.
4. A branching diagram used to show probability.
5. An experiment can be performed with or without ___________ to have different results.
9. Moving a parabola in any direction without altering its shape.
11. The opposite of an event; e.g. A'
13. A single experiment, like a single roll of a die.
15. An outcome of an experiment.