the sine and cosine rules - university of south wales · the sine rule so fir, you have been able...

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Unit 20 The sine and cosine rules Objectives On completion of this unit you should be able to: 1. Use the sine rule. 2. Understand the ambiguous case 3. Use the cosine rule. 4. Apply the sine and cosine rule to problems. Written and produced by © Stafford College 1993 Cook, M. and Rimmer, H. (1993), Stafford College, Earl Street, Stafford, ST16 2QR

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Page 1: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven

Unit 20

The sine and cosine rules

Objectives

On completion of this unit you should be able to:

1. Use the sine rule.

2. Understand the ambiguous case

3. Use the cosine rule.

4. Apply the sine and cosine rule to problems.

Written and produced by © Stafford College 1993

Cook, M. and Rimmer, H. (1993),

Stafford College, Earl Street, Stafford, ST16 2QR

Page 2: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 3: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 4: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 5: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 6: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 7: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 8: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 9: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 10: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 11: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven
Page 12: The sine and cosine rules - University of South Wales · The sine rule So fir, you have been able to lengths of the sides and the angles of a riÀ1t angled äiangle, ifyou were Sven