Sine Rule
Cosine Rule
Formulas
Sine/Cosine Rule
100
What does the capital letter in the formulas represent?
What are angles?
100
What does the lower case letters in the formula represent?
What are sides?
100
Which rule does this formula represent?
What is the Sine Rule?
100
What is the Sine Rule?
200
Under what conditions is the Sine Rule used?
What is
•two angles and one side, or
•two sides and a non-included angle.
200
Under what conditions is the cosine rule used?
What is
•three sides or
•two sides and the included angle.
200
Which rule do these formulas represent?
What is the Cosine Rule?
200
What is the Cosine Rule?
300
Find angle b.
What is 76 degrees?
300
Find angle x.
What is 57 degrees?
300
What part of the triangle are these formulas used to find?
What are angles?
300
What is the Cosine Rule?