Complete the crossword, then click on "Check" to check your answers. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to begin the crossword.

The ratio of the opposite leg to the adjacent leg.

6.

The longest side of a right-angled triangle, the side opposite the right angle.

7.

The theorem that states that the square of c is equal to the sum of the squares of a and b.

10.

A number which when multiplied by x yields the multiplicative identity, 1.

11.

The greek letter often used to represent a given angle.

Down:

1.

The side of a right triangle opposite the given angle.

2.

The process of determining the location of a point by measuring angles to it from known points at either end of a fixed baseline, rather than measuring distances to the point directly.

3.

The branch of mathematics that studies triangles and the relationships between their sides and the angles between these sides.

4.

The ratio of the adjacent leg to the hypotenuse.

8.

The side of a right triangle directly adjacent to the given angle other than the hypotenuse.

9.

The figure formed by two rays sharing a common endpoint.