Area Related to Circles

This chapter includes the circumference of a circle, area of circles, the length of an arc with a given radius with the advanced level of mensuration topics such as areas of sectors and areas of segments in a given circle.

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Created by Global Free School Last updated Sun, 04-Oct-2020 English
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Curriculum for this course
23 Lessons 01:28:55 Hours
Circle basics
4 Lessons 00:23:53 Hours
  • Circles glossary 00:11:13
  • Radius, diameter, circumference & π 00:11:05
  • Proof: all circles are similar 00:01:35
  • Quiz 1 00:00:00
  • Intro to arc measure 00:05:27
  • Finding arc measures 00:06:36
  • Finding arc measures with equations 00:06:58
  • Quiz 2 00:00:00
  • Arc length from subtended angle 00:04:58
  • Subtended angle from arc length 00:02:18
  • Angles, arc lengths, and trig functions — Basic example 00:03:52
  • Angles, arc lengths, and trig functions — Harder example 00:03:45
  • Quiz 3 00:00:00
  • Partial circle area and arc length 00:03:00
  • Area of a sector 00:02:26
  • Area of a segment 00:08:21
  • Quiz 4 00:00:00
  • Area of inscribed equilateral triangle 00:11:39
  • Finding circumference of a circle when given the area 00:01:53
  • Area of a shaded region 00:01:31
  • Quiz 5 00:00:00
  • Combination of figures (advanced) 00:02:18
  • Revision Notes
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