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Grade 10

1Statements and sets

Statements (propositions)
Sets and set operations

2Linear inequalities and systems in two variables

Linear inequalities in two variables
Systems of linear inequalities in two variables

3Trigonometry in triangles

Trigonometric values of angles from 0° to 180°
Trigonometry in triangles

4Vectors

Vectors, basic ideas
Sum and difference of two vectors
Multiplying a vector by a number
Vectors in the coordinate plane
The dot product of two vectors

5Summary statistics for ungrouped data

Approximate numbers and errors
Measures of central tendency
Measures of dispersion

6Functions, graphs and applications

Functions
The quadratic function
The sign of a quadratic trinomial
Equations reducible to quadratics

7Coordinate geometry in the plane

Equation of a line
Relative position of two lines. Angles and distances
Circles in the coordinate plane
The three conic sections

8Combinatorics

Counting rules
Permutations, arrangements and combinations
The binomial theorem

9Classical probability

Events and the classical definition of probability
Computing probabilities in practice

Home›Grade 10

Chapter 3

Trigonometry in triangles

Trig values, the laws of cosines and sines, and triangle area.

3.1 Trigonometric values of angles from 0° to 180°16 min
3.2 Trigonometry in triangles22 min

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