OCR PURE — Question 1

Exam BoardOCR
ModulePURE
TopicSine and Cosine Rules

1 In the triangle \(A B C , A B = 3 , B C = 4\) and angle \(A B C = 30 ^ { \circ }\). Find the following.
  1. The area of the triangle.
  2. The length \(A C\).
  3. The angle \(A C B\).