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Area
Triangle Area
Triangle Area
What You Need to Know
Calculate triangle area using
1
2
base
×
height
\frac{1}{2} \text{base} \times \text{height}
2
1
base
×
height
.
Calculate triangle area using
1
2
a
b
sin
C
\frac{1}{2} ab \sin C
2
1
ab
sin
C
.
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Key Terms & Definitions
Previous Topic: Perimeter
Composite Perimeter
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Parallelogram Area
