Section 7.4 - Page 1
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Distance between a Point and a Line
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Preface
0.0 Welcome Message
Reflection 1
1.1 Properties of Functions
1.2 Increasing and Decreasing Functions
1.3 Signs of a Function
1.4 Transformation of a Plane
1.5 Problems
Reflection 2
2.1 Rational Exponents
2.2 Laws of Exponents
2.3 Operations on Radicals
2.4 Rationalizing Denominators
2.5 Operations on Polynomials
2.6 Problems
Reflection 3
3.1 Common Factor
3.2 Difference of Squares
3.3 Factoring Trinomials
3.4 Completing the Square
3.5 Addition and Subtraction of Rational Expressions
3.6 Multiplication and Division of Rational Expressions
3.7 Problems
Reflection 4
4.1 Vertical and Horizontal Lines
4.2 Linear Function
4.3 Solving Linear Equations
4.4 Quadratic Function
4.5 Forms of the Quadratic Function
4.6 Solving Quadratic Equations
4.7 Problems
Reflection 5
5.1 Angles
5.2 Triangles
5.3 Isometric Figures
5.4 Equivalent Figures
5.5 Problems
Reflection 6
6.1 Comparison Method
6.2 Linear Regression
6.3 Semi-Linear Systems
6.4 Problems
6.5 Substitution Method
6.6 Reduction Method
Reflection 7
7.1 Distance Between Two Points
7.2 Straight Lines
7.3 Forms of the Straight-Line Equation
7.4 Distance Between a Point and a Line
7.5 Problems
Reflection 8
8.1 Basic Statistical Concepts
8.2 Box-and-Whisker-Plot
8.3 Measure of Central Tendancy, Dispersion and Position
Reflection 9
9.1 Similar Figures
9.2 Similar Solids
9.3 Similarity of Triangles
9.4 Right Triangles
9.5 Law of Sines
9.6 Law of Cosines
9.7 Problems
Concepts:
Distance between a point and a line
The distance between a point
and a line L whose equation is
y = mx+b
corresponds to :
The distance between a point
and a line L whose equation is
Ax+By+C = 0
corresponds to:
Absolute value
