EM-3057

Area of a triangle (½ab sin C)

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

1. $24.8\ \text{cm}^2$
2. $28.9\ \text{cm}^2$
3. $34.7\ \text{cm}^2$
4. $21.5\ \text{cm}^2$

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