Find each percent of change.
1. 40 to 26
2. 75 to 81
3. 25 to 19
4. 68 to 34
5. 45 to 18
6. 50 to 29
7. 64 to 48
8. 50 to 73
9. 65 to 52
10. 25 to 28
11. 80 to 56
12. 50 to 51
13. 15 to 21
14. 60 to 63
15. 50 to 43
16. 50 to 58
17. 75 to 51
18. 12 to 3
19. 20 to 36
20. 80 to 24
Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.
Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17ฯ/6 (b) tan 13ฯ/4 (c) sec 11ฯ/3