Answer:
The area of figure is 420 000 ft².
Step-by-step explanation:
You can seperate the diagram into 2 parts, top is trapezium and bottom is rectangle. Then you have to use the formula for each part :
Trapezium,
Let a = 600 ft,
Let b = 900 ft,
Let height = 200 ft,
Rectangle,
Let base = 900 ft,
Let height = 300 ft,
Lastly, you have add both areas together :
The circumference of the circle is 762π cm.
<h3>What is length of arc of a circle?</h3>The length of arc a circle can is determined with the radius and central angle of the arc.
The radius of the circle is calculated as follows;
The circumference of the circle is calculated as follows;
Learn more about circumference of a circle here: brainly.com/question/9782777