**Intermediate mathematics**- Perform mathematical calculations utilizing basic algebra (fundamental laws, algebraic expressions), geometry, and the trigonometric functions of right triangles.**Basic Algebra****Basic Geometry****Right Triangles: trigonometric functions**- Finding an Angle in a Right Angled Triangle We can find an unknown angle in a right-angled triangle, as long as we know the lengths of two of its sides.
- Solving Right Triangles This is a topic in traditional trigonometry. It does not come up in calculus.
- The Pythagorean Theorem Use the Pythagorean Theorem to find the unknown side of a right triangle.

**Review**- ETT Level 1: Mathematics Solve basic math problems, calculate percentage, read graphs, and use simple geometric formulas.

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