资讯

BBC1 年
Module 3 (M3) - Geometry and measures - Perimeter and area of sectors
of the area of the circle. \(A = \frac{135}{360} \times π \times 4^2\) \(A = 18.85 (2 d.p.)\) Calculate the perimeter of the sector. The perimeter is made up of an arc and two straight sides.
BBC1 年
Module 4 (M4) – Geometry and measures - Complex perimeter, area and volume questions
Before starting this guide, it may be helpful to read the guide from Module 3 (M3) on perimeter ... as they will not appear on the formula sheet provided with your M4 exam paper.