Question

1. Evaluate
[sin 10°
sin 80°
- cos 109
cos 80°
10°​

Answer 1

Answer:

sin10°=0.173

Sin80°=0.98

-cos109°=0.3255

Cos80°=0.173

Answer 2

Answer:

sin 10° = 0.173

sin 80° = 0.98

-cos 190° = 0.3255

cos 80° = 0.173

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