The surface area of the provided figure is 1051.2 square ft after calculating the area separately.
<h3>What is the area of the rectangle?</h3>
It is defined as the area occupied by the rectangle in two-dimensional planner geometry.
The area of a rectangle can be calculated using the following formula:
We have given a three-dimensional figure with dimensions.
The surface area = area of seven rectangles + area of two triangle
= 15×9 + 2(15×12) + 2(9×12) + 2(9×15) + 2(1/2)[9(19.8-12)]
= 135 + 360 + 216 + 270 + 70.2
= 1051.2 square ft
Thus, the surface area of the provided figure is 1051.2 square ft after calculating the area separately.
Learn more about the rectangle here:
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4(25-1)
4(24)=96
Do parentheses first before other operations.
Answer:
6-30m
Step-by-step explanation:
