What is an angle?
What is an angle?

An angle measures the turn between two straight lines that meet at a point. The point where they meet is called the vertex, and angles are measured in degrees, written with the symbol ∘^\circ∘.
Step-by-step lessons on Edexcel IGCSE Maths Angles. Each one builds up to exam-style questions. Build confidence with the shared Foundation-tier content first, since roughly 40% of Higher-tier marks are targeted at the grades 4–5 boundary that both tiers have in common.