Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
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13–5<br />
<strong>Skills</strong> <strong>Practice</strong><br />
Sine and Cosine Ratios<br />
Find each sine or cosine. Round to four decimal places, if necessary.<br />
A 25<br />
B<br />
11<br />
C<br />
29<br />
F 20<br />
1. sin B 0.3793 2. cos C 0.3793 3. cos B 0.8621<br />
4. sin D 0.7143 5. sin F 0.7143 6. cos G 0.3500<br />
Find each missing measure. Round to the nearest tenth.<br />
7. 8. 40 m<br />
9.<br />
x ft<br />
14.9 17.8 57.6<br />
10. 11. 74 m<br />
12.<br />
5 cm<br />
52°<br />
x cm<br />
3.1 71.6 68.2<br />
13. 19 mm<br />
14. 15.<br />
23 mm<br />
34 ft<br />
55.7 35.5 25.4<br />
28<br />
26° 42 m<br />
x°<br />
NAME DATE PERIOD<br />
78 m<br />
70 km<br />
© <strong>Glencoe</strong>/McGraw-Hill 78 Geometry: Concepts and Applications<br />
D<br />
20<br />
E<br />
86 km<br />
x°<br />
x°<br />
G<br />
14<br />
40<br />
K 36 H<br />
x°<br />
15 cm<br />
28 cm<br />
x° 78 in. 84 in.<br />
x°<br />
x°<br />
7 ft<br />
3 ft