Loci and Construction | GCSE Maths Grade 4 Walkthrough

Loci and constructions step by step - the standard ruler and compass constructions, loci, and shading the region that fits the rules on scale plans and maps. All 20 questions on the GCSE Grade 4 Loci and Construction worksheet, worked through step by step with the compasses on screen. 📄 Download the free worksheet (exam style, answers included): https://effectiveeducation.online/wor... ✏️ Then practise with GCSE-style questions that mark your answers instantly: https://effectiveeducation.online In this video: • The perpendicular bisector of a line • Bisecting an angle • The perpendicular from a point to a line, and at a point on a line • Constructing triangles - three sides, and equilateral • Loci - a fixed distance from a point and from a line • Equidistant from two points, and from two lines • Shading regions - nearer to, less than, more than • Loci on scale plans and maps Chapters: 0:00 Q1 Perpendicular bisector of a line 0:48 Q2 Bisect an angle 1:23 Q3 Perpendicular from a point to a line 2:06 Q4 Perpendicular at a point on a line 2:46 Q5 Construct a triangle from three sides 3:33 Q6 Construct an equilateral triangle 4:08 Q7 Locus 3 cm from a point 4:28 Q8 Locus 2 cm from a line 4:55 Q9 Equidistant from two points 5:34 Q10 Shortest distance from a point to a line 6:24 Q11 Region nearer A than C 7:07 Q12 Region nearer one side than another 7:48 Q13 Within 5 cm and nearer A than C 8:33 Q14 A region on a scale plan 9:21 Q15 Explain the wrong shading 9:46 Q16 Find T on a map 10:41 Q17 Charging point region on a plan 11:31 Q18 Lamp region in a room 12:22 Q19 Stadium region from two towns 13:05 Q20 Construct a triangle, then bisect an angle #GCSEMaths #Loci #MathsRevision