We went over our homework today before going through 4 review problems in preparation for the test tomorrow. The students started working on a review assignment out of the book during the last part of the period. Review guides for the test were also handed out before the end of the class. Test on chapter 11 is tomorrow.
Assignment: Chapter 11 review ; page 470; #1-23 all (omit 5, 15, 17, 20)
Answers to the review questions appear below:
1. 64
2. 8 times radical 5
3. 18 square cm
4. 240
6. perimeter = 24 + 8 radical 3; area = 32 radical 3
7. 7
8. 24
9. perimeter = 30 + 4 radical 2; area = 52
10. 36 square meters
11. 9 radical 3
12. 6 radical 3 square cm
13. circumference = 188.4; area = 2826
14. 22 cm
16. 18 pi
18. 169/4 pi - 30
19. 16 pi
21. area ratio is 1:4
22. 75
23. 9/25
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