Quote of the Day: "Analytic Geometry immortalized the name of Descartes, and constitutes the greatest single step ever made in the progress of the exact sciences." -- John Stuart Mill" Objectives: The student will review definitions of slope and angle of inclination. The student will determine the equation of a line given appropriate information. The student will determine if two lines are parallel or perpendicular. The student will determine the slope and angle of inclination of a line from the equation of a line. The student will determine the x- and y-intercepts of a line. The student will graph the equation of a line. The student will determine the length of a line segment using the distance formula. The student will determine the coordinates of the midpoint of a segment. The student will determine the equation of a circle. 1. Collect Homework Assignment. 2. Quiz on Trig 3. Slope
4. Equations of Lines
Examples: Determine the equation of a line which passes through the points (2, -3) and (-3, 5). Determine the slope and y-intercept of x + 3y = 5. 5. Midpoint Formula, Distance Formula, and Circles
Click here for Midpoint Song
Click here for The Distance Formula Song 6. Linear Invaders Game 7. Assignment: Slope, Parallel & Perpendcular Lines, Angle of Inclination Equation of a line p. A14 (68, 69, 70, 71) Work on Mini Exam Review Sheets.