Lessons (4)
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In this lesson, we will learn that the angle at the centre of a circle is twice the angle at the circumference when subtended from the same arc. We will prove this result with a general case.
1 Slide deck
1 Worksheet
1 Quiz
1 Video
In this lesson, we will learn that the angle in a semicircle is 90 degrees when the angle is subtended from the diameter. We will prove this result with a general case.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
In this lesson, we will learn that angles in the same segment are equal when subtended from the same chord. We will prove this result with a general case.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
In this lesson, we will learn that opposite angles in a cyclic quadrilateral sum to 180 degrees. We will prove this result with a general case.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video