EM-1397

Area of a triangle (½ab sin C)

E Math · Secondary 3 · Medium · Area of a triangle (½ab sin C)

1. $20.2\,\text{cm}^2$
2. $14.1\,\text{cm}^2$
3. $31.5\,\text{cm}^2$
4. $40.4\,\text{cm}^2$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.