Understanding Circumference Measurement in Geometry
Explore the concept of circumference in geometry through worked examples and interactive practice. Improve your skills and understanding with clear explanations and visuals. Visit mrbartonmaths.com for more instructional videos and resources.
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Presentation Transcript
Circles: Circles: Circumference of a circle Circumference of a circle Silent Teacher Intelligent Practice Your Turn Narration Example For more videos visit mrbartonmaths.com/videos mrbartonmaths.com/videos
Worked Example Your Turn 8cm 4cm @mathsmrgordon
3cm 6cm 3cm @mathsmrgordon
5cm 10cm 15cm @mathsmrgordon
6cm 6m @mathsmrgordon
1.5cm 15cm 16.5cm @mathsmrgordon
3cm ? 3 = 3? = 9.42477 ?? ? 6 = 6? = 18.84955 ?? 6cm 3cm ? 3 2 = 6? = 18.84955 ?? @mathsmrgordon
5cm ? 5 2 = 10? = 31.41592 ?? 10cm ? 10 2 = 20? = 62.83185 ?? 15cm ? 15 2 = 30? = 94.24777 ?? @mathsmrgordon
6cm ? 6 2 = 12? = 37.69911 ?? ? 6 2 = 12? = 37.69911 ?? 6m ? 6 2 = 12? = 37.69911 ? @mathsmrgordon
1.5cm ? 1.5 2 = 3? = 9.4247 ?? 15cm ? 15 2 = 30? = 94.247 ?? 16.5cm ? 16.5 2 = 33? = 103.672 ?? @mathsmrgordon
