A-Level Maths - Core/Pure 1

- A-Level Maths PURE/CORE 1
- 1.1 Rational Indices Law
- 1.2 Surds
- 1.3 Four rules with Polynomials
- 1.4 Factorising Polynomials
- 1.5 Identities
- 1.6 Algebraic Division
- 1.7 Factor Theorem
- 1.8 Complete Square Quad. Functs. & graphs
- 1.9 Square form of quadratic equation
- 1.10 Solve quad. equ FACTORISE, SQUARE or FORMULA
- 1.11 Solving 2 simult. equ. Linear and quad
- 1.12 Inequals. Linear and quad solving
- 2.1 Radian measures
- 2.2 Radian Arc Lengths
- 2.3 Radian Area of Sector
- 2.4 Trig in 4 quadrants
- 2.5 Drawing graphs of Sinx Cosx Tanx
- 2.6 Trig Identities SIN^2 COS^2=1 solving trig equ
- 2.7 Gradients, straight & parallel lines
- 3.1 nth term sequences
- 3.2 Arithmetic Sequences and Series
- 3.3 Geometric Series

Arc of a circle is a portion of its circumference. Thus, the arc length of a circle is a fraction of its circumference. If θ degrees is the central angle made by an arc of a circle, then the arc length formula is θ/360 x 2πr.

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