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Geo_Book_Answers

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LESSON 10.5<br />

1. 675 cm3 2. 36 cm3 113.1 cm3 3. 47 in3 4. 1798.4 g<br />

5. The gold has mass 2728.5 g, and the platinum<br />

has mass 7529.8 g. The solid cone of platinum has<br />

more mass.<br />

6. 1.5 cm<br />

7. 10.5 g/cm3 ;silver<br />

8. 8000 cm3 9. The volume of the medallion is 160 cm3 .Yes,it<br />

is gold, and the Colonel is who he says he is.<br />

10. 679 cm3 11. approximately 193 lb; 22 fish<br />

9<br />

12. 3 2<br />

13. flowchart proof:<br />

<br />

QR SP<br />

Given<br />

R S<br />

AIA<br />

SM MR <br />

Given<br />

RMQ SMP<br />

ASA<br />

<br />

MQ MP<br />

CPCTC<br />

QMR PMS<br />

Vertical Angles<br />

M is the midpoint of PQ <br />

Definition of midpoint<br />

14. 15 sides<br />

15a. (1, 3)<br />

15b. (x 1) 2 (y 3) 2 25<br />

16. 58; 3n 2<br />

ANSWERS TO EXERCISES 119<br />

<strong>Answers</strong> to Exercises

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