1. Algebra 2 Chapter 12 section 1-3 Review

2. Section 1  Review

3. Q1.  The delivery area of a furniture store extends to the locations (-7,12)and (5,-4)  Write an equation for the delivery area of the store if a line between the locations represents a diameter of the delivery area.

4. Answer

5. Q2.

6. Answer  A. Circle with center(0,0) radius 9  B. Hyperbola with center (0,0)  C. Parabola  D. Ellipse

7. Q3.  Find the center and the radius of a circle that has a diameter with the given endpoints  A)(-9,-3)and(15,-3)  B)(-4,1)and(20,-6)

8. Answer  A. Center(3,-3) r=12  B. Center(8,-2.5) r=12.5

9. Section 2  Review

10. Q4

11. Answer  A. Center (6, 0) r=19  B. Center (4,-6) r=3

12. Q5.  Write the equation of each circle  A) center(8,-7) and radius r =14  B)center(3,6) and containing the point (7,- 2)  C)diameter with endpoints (2,5) and (8,- 11)

13. Answer

14. Q5

15. Answer

16. Section3  Review

17. Q6

18. Answer

19. Q7  Find the equation of each ellipse  A) co-vertices at (12,0) and (-12,0) and major axis at length 30.  B) vertices at (-8,3) and (4,3)and foci at (- 5,3) and (1,3)  C) center (3,5) and, vertex (-10, 5 ) and focus(8,5).

20. Answer

21. Q8  Find the constant sum for an ellipse with foci F1(0,-8)and F2 (0,8)and the point on the ellipse (0,10)

22. Answer  20

23. Q9

24. Answer  20

25. Section 4 and section 5  Do problems 27-40 in your book page 874