1. Upward Bound Math and Science PRECALCULUS

2. Slope of Line The Slope of a Line is give by the formula Find the slope of the line (-1,4) and (2,-2)

3. Positive Slopes go uphill

4. Negative slopes go downhill

5. Equation of Line The equation of line when one point on the line and slope is given by the formula y-y 1 =m(x-x 1 ) Where (x 1,y 1 ) are the point and m is the slope

6. Problem Find the equation of the line passing through the point (4,-3) with slope of -3

7. Distance between two points The distance between two points on the coordinate plane is given by the formula

8. Problem Find the distance between ( -1,23) and (23,-1)

9. Angles ( Radians)

10. Angles ( Degrees)

11. Unit Circle

12. Trignometry

13. Trigonometry identities

14. Problem Solve Cos2  Cos  Hint : Cos2  Cos 2 

15. Problems A ladder leans against a building. The foot of the ladder is 6 feet from the building. The ladder reaches a height of 14 feet on the building. Find length of the ladder towards the nearest foot Find the angle between the ladder and building

16. Problems From a point on the ground 25 feet from the foot of a tree, the angle of elevation of the top of the tree is 32º. Find to the nearest foot, the height of the tree.

17. Problems The figure shown on the left is a trapezoid. Using the information given, find the area of this trapezoid to the nearest square unit.

18. Problems In the figure on the left, ABCD is a rectangle whose perimeter is 30. The length of BE is 12. Find to the nearest degree, the measure of angle E.

19. Problems Find x