Download Geometry Name __________________________________ Notes – Area of a Triangle Using Trig

Geometry
Notes – Area of a Triangle Using Trig
Name __________________________________
Formula for Area of a Triangle: A = _________________
 The base and the height create a 90o angle.
Using Pythagorean Theorem:
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Using Special Right Triangles: (Remember you could always use trig if you wish)
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Using Trigonometry:
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Note – When the given angle is acute – the height of the triangle is inside the triangle.
Note – When the given angle is obtuse – the height of the triangle is outside the triangle.
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