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11. 12. 13. 14. (x + 1) 2 + (y - 3) 2 = 36. 15. 16 (a). 16 (b). 17. x = 2.5. 18. 19. 20 (a). 20 (b). 20 (c). 20 (d). 21. - PowerPoint PPT PresentationTRANSCRIPT
11.
12.
13.
14.
(x + 1)2+ (y - 3)2 = 36
15.
16 (a).
16 (b).
17.
x = 2.5
18.
(-5, -5) (5, -5)
(5, 5)(-5, 5)
19.
9
9
20 (a).
20 (b).
56
Area = Arectangle + 2Asemi-circle
=(6)(10) + (2)(5)2
2
= 60 + 25 u2
20 (c).
20 (d).
volume = cylinder + sphere
= Bh +4
3 (5)3
= (5)26 + 500
3
= 950
3 u3
21.
54
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