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secondary 2 | Maths
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Date Posted: 7 years ago
Views: 419
Part (a) Use Pythagoras Theorem and/or Sine rule to show the big triangle is a right angled triangle.
Part (b) Since Angle ANB is 90 degrees, tan BAN = 12/16 = 3/4
Part (c) 180 - Tan ^-1(3/4) - 90 = Answer.
Part (b) Since Angle ANB is 90 degrees, tan BAN = 12/16 = 3/4
Part (c) 180 - Tan ^-1(3/4) - 90 = Answer.
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Date Posted:
7 years ago
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