ABC ABC\,ABC is a right angled triangle. Angle BAC=θBAC = \thetaBAC=θ, where θ \theta\,θ is in radians. AB=5AB = 5AB=5 cm.

Given that θ \theta\,θ is small, find the length of ACACAC.
69 exam-style questions on Edexcel A Level Maths Radians, covering 5.1 Radian Measure, 5.2 Arc Length, 5.3 Areas of Sectors and Segments, 5.4 Solving Trigonometric Equations, and 5.5 Small Angle Approximations. Each one has a worked solution and a mark scheme showing where the marks go.