3. Geometry and Trigonometry

Sine Rule — Quiz

Test your understanding of sine rule with 5 practice questions.

Practice Questions

Question 1

What is the sine rule for a triangle with sides $a$, $b$, and $c$ opposite angles $A$, $B$, and $C$?

Question 2

In a triangle, $a=8$, $A=30^\circ$, and $B=45^\circ$. What is the length of $b$?

Question 3

In a triangle, $a=5$, $A=30^\circ$, and $b=10$. What is the size of angle $B$?

Question 4

Which situation is the sine rule most useful for?

Question 5

In standard triangle notation, which side is opposite angle $B$?