Can someone me find the area of this triangle

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?