Grade 10 - EDULIS

Grade 10 Investigation: Trigonometry Marks: 85. You are reminded of the definitions of sine, cosine and tangent, abbreviated as sin, cos and tan: In the right angled triangle below:, , , Task 1. 1.1 Name all the similar triangles in the sketch above. (3) 1.2 Given that BD = 8 units, DC = 4 units and units, calculate the lengths ................
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