Question

In triunghiul ABC cunoastem BC=20cm, AC = 12 cm si m(<C) = 30 grade. Aflati Aria Triunghiului

Answer 1

$\it \mathcal{A} =\dfrac{BC\cdot AC \sin C}{2} = \dfrac{20\cdot12 \sin30^ o}{2}= 10\cdot12\cdot\dfrac{1}{2}=10\cdot6=60\ cm^2$

Answer 2

Sper ca te-am ajutat!!!