Non-right-angled Trigonometry

MS-M6: Non-right-angled Trigonometry

• Finding the side length of a right-angled triangle - part 1

• Finding the side length of a right-angled triangle - part 2

• Finding an angle in a right-angled triangle

• Angles of elevation and depression

• Bearing

• Trigonometry involving bearing

• The sine rule - finding the unknown side

• The sine rule - finding the unknown angle

• The sine rule - finding the unknown angle (part 2)

• The cosine rule

• Application of cosine rule - part 1

• Application of cosine rule - part 2

• Area of non a right-angled triangle