279297
Beschreibung
Karteikarten von maia.j.hughes, aktualisiert more than 1 year ago
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Erstellt von maia.j.hughes
vor mehr als 10 Jahre
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| Frage | Antworten |
| What formulae do you use to find a side using the sine rule in any non right angled triangle? | \[\frac{a}{sinA}\=frac{b}{sinB}\=frac{c}{sinC}\] |
| What formulae do you use to find an angle using the sine rule in any non right angled triangle? | \[\frac{sinA}{a}\]=\[\frac{sinB}{b}\]=\[\frac{sinC}{c}\] |
| What formulae do you use to find a side using the cosine rule in any non right angled triangle? | \[a^2=b^2+c^2-2bcCosA\] |
| What formulae do you use to find a angle using the cosine rule in any non right angled triangle? | CosA=\[\frac{b^2+c^2-a^2}{2bc}\] |
| What do you need to find a side using the sine rule? | Need the angle opposite the side and another pair of side and angle |
| What do you need to find an angle using the sine rule? | Need the side opposite the angle and another pair of side and angle |
| What do you need to find a side using the Cosine rule? | Need the other 2 sides and the angle between them |
| What do you need to find an angle using the Cosine rule? | Need all 3 sides |
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