Cosine rule – Hard
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Question 1 of 25
1. Question
Find b when a = 136cm, c = 156.5cm and B = 43.8Â°
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Question 2 of 25
2. Question
Find c when a = 160.8cm, b = 157.2cm and C = 104.6Â°
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Question 3 of 25
3. Question
Find B when a = 97.8cm, b = 108.3cm and c = 169cm
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Question 4 of 25
4. Question
Find A when a = 149.7cm, b = 145.8cm and c = 232.9cm
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Question 5 of 25
5. Question
Find a when b = 187.6cm, c = 216.3cm and A = 42Â°
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Question 6 of 25
6. Question
Find B when a = 182.9cm, b = 178.6cm and c = 259.9cm
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Question 7 of 25
7. Question
Find A when a = 158.1cm, b = 157.1cm and c = 237.7cm
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Question 8 of 25
8. Question
Find c when a = 167.9cm, b = 172.9cm and C = 89.5Â°
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Question 9 of 25
9. Question
Find A when a = 170.2cm, b = 109.2cm and c = 199.9cm
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Question 10 of 25
10. Question
Find a when b = 151cm, c = 237.3cm and A = 59.6Â°
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Question 11 of 25
11. Question
Find C when a = 150.9cm, b = 232.9cm and c = 279.9cm
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Question 12 of 25
12. Question
Find b when a = 119.2cm, c = 184.4cm and B = 30.6Â°
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Question 13 of 25
13. Question
Find c when a = 208.2cm, b = 162.9cm and C = 88Â°
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Question 14 of 25
14. Question
Find C when a = 153.8cm, b = 91.9cm and c = 180cm
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Question 15 of 25
15. Question
Find A when a = 149.7cm, b = 138cm and c = 230.4cm
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Question 16 of 25
16. Question
Find b when a = 158cm, c = 214.4cm and B = 31.2Â°
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Question 17 of 25
17. Question
Find c when a = 206.5cm, b = 145.4cm and C = 93.4Â°
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Question 18 of 25
18. Question
Find a when b = 173.8cm, c = 235.7cm and A = 32.8Â°
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Question 19 of 25
19. Question
Find B when a = 120cm, b = 103.3cm and c = 160cm
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Question 20 of 25
20. Question
Find a when b = 152.5cm, c = 197cm and A = 50.2Â°
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Question 21 of 25
21. Question
Find A when a = 166.4cm, b = 203.2cm and c = 259.9cm
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Question 22 of 25
22. Question
Find C when a = 229.4cm, b = 178.1cm and c = 279.1cm
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Question 23 of 25
23. Question
Find b when a = 170.4cm, c = 300cm and B = 55.8Â°
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Question 24 of 25
24. Question
Find c when a = 163.3cm, b = 132.7cm and C = 110.4Â°
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Question 25 of 25
25. Question
Find c when a = 119.3cm, b = 116.2cm and C = 98.3Â°
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