Answer: 68.1
Step-by-step explanation:
The area of a semi-circle is 1/2 the area of a full circle. The area of a full circle is pi*r^2. Therefore, the area of a semi-circle is:


The area of a rectangle is the length multiplied by the width:


The net area is the sum of the rectangle and the semi-circle:

Answer:
22
Step-by-step explanation:
With using pie 31415.93 with 3.14 close to that
The fibonacci spiral appears to be in everyday items such as plants to snail shells. It's basically a numbering system.an example of the Fibonacci sequences is it applies the growth of every living things. For example, rose petals have a Fibonacci number of petals.