# Digital Learning Objects

## Level Five

Level Five

Geometry

**Trigonometry** develops the concept of trigonometry from simple comparisons to more formal approaches.

Trigonometry: measuring with triangles

Trigonometry: similar triangles

Trigonometry: cosine

Trigonometry: sine

Trigonometry: tan

Trigonometry: using sine

Trigonometry: using cosine

Trigonometry: using tan

Trigonometry: find hypotenuse

Trigonometry: find angles

Level Five

Geometry

**Plasers** provides practice in the use of cartesian coordinates and operating with integers.

Plasers: choose coordinates (+)

Plasers: choose coordinates (+/-)

Plasers: enter an equation (+)

Plasers: enter an equation (+/-)

Plasers: place bubbles (+)

Plasers: place bubbles (+/-)