EM-3104

Area of a triangle (½ab sin C)

E Math · Secondary 4 · Medium · Area of a triangle (½ab sin C)

1. $93.5\,\text{cm}^2$
2. $81.0\,\text{cm}^2$
3. $108\,\text{cm}^2$
4. $54\,\text{cm}^2$

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