Paper 2 · Area, Volume and Measurement ⏱ Tested in 5+ recent exam questions Lesson 2 of 9

LCOL Area, Volume and Measurement 2: Circles and Sectors

This tutorial is for members

Read the lesson notes free below — subscribe to watch the full worked video and download the PDF.

You’ll learn

Find the area and circumference of a circle with the page-8 formulas — always using the radius
Find the area of a sector and length of an arc: the circle formula times θ/360 (page 9)
Know when to answer ‘in terms of π’ and when to multiply π in and round

Area of a sector = πr² × (θ/360) · Arc length = 2πr × (θ/360)

On page 20 of the log tables — read it off, don’t memorise.

Send your question with this lesson’s name attached — you’ll get a reply by email.