University:
Missouri State University
Course:
MTH 460 | College Geometry
Academic year:

2019
Views:

157

Pages:

1
Author:

Herbosambx

HW NAME DATE SCORE The Sine, Cosine, and Tangent Ratios For use after Section 8-6 Use the diagram to express the ratio as a fraction. 12 - 5/13 B Complete. Use a scientific calculator or the table on page 311 of the text. 11. 13. cos 10^ tan (0.8^ (0.8 deg) = 2.4751 aligned 12. 14. sin 70 70/(cos 50) = 0.8746 \\ underline 50 propto0.6428 13 Use a scientific calculator or the table on page 311 of the text to find the values of the variables. Find lengths correct to the nearest and angles to the nearest degree. 17. BE x= 4t +av138 + an * 38 = c/(4y) 52 46 COSSE x = 11.7 y' = y_{0}/(cos 5d) 32 6.2 58 16. 55 48 35 x = 35.94 18. x = 39.32 x = 48sin 55 sin z = 1/3 19. 12 " N X = arccos(8/12) x=16+ anc 5^ - a + 65 = x/14 65 34.31 Sim 38 = x/12 x=72 5 * ln(38) . 52 20/32 7238 20 58 Y 72cos 3z = y cos 58 = y/20 y = 20co plus/minus 58 16.96/10.6 x = 20sin 58 sin 58 = x/20 x = 44.33/(x = 56.74) cos 38 = y/72 x = 19.47 deg 0.866/0.98 x = 39.32/(sin x = n/36) 12/35 0.052/(1.11) x = 48.19 55 = 8/98 5/13 5/12