Answer:
To find the area of a rectangle, you can use the formula:
Area=Length+Width
In this case, we are given the length and width of the rectangle as follows:
Length (OA) = 12 units
Width (OB) = 3 units
Now, plug these values into the formula to calculate the area:
Area = 12x3
Area = 36 square units
Therefore, the area of the rectangle shown in the content is 36 square units.
Step-by-step explanation:
