Area Formula

Q.

In $\Delta ABC$, $\angle A={60}^{\circ },\angle B={45}^{\circ }andAB=10cm$ as shown in the figure. Find the area of the triangle.

Q.

In a given $\Delta$ ABC, AB =20 cm, $\angle A={30}^{\circ }$ as shown in figure. If the area of the triangle is $100c{m}^2$, then find the length of AC.

Q.

In $△\text{ABC}$, AB=8 cm, $\angle A={45}^{\circ }$, $\angle B={60}^{\circ }$.
Find the area of the triangle.

Q.

In $\Delta ABC$, $\angle A={60}^{\circ },\angle B={45}^{\circ }andAB=10cm$ as shown in the figure. Then find the area of the triangle.