Find the area of the triangle shown.
Use the picture to answer the following questions about the area of the rectangle and the triangle.
Find the area $A$A of a triangle with height $8$8 cm and base $9$9 cm.
Find area of triangles, trapezoids, and other polygons by composing into rectangles or decomposing into triangles and quadrilaterals. Apply these techniques in the context of solving real-world and mathematical problems.