Answer: It will be needed 864 square feet of glass to cover the Skywalk floor.
Step-by-step explanation: The figure below shows the area in question.
Area of a circle is given by

The walkway is a semicircle. Then, area will be:

The area that will be covered with glass is the area between the outer and the inner circles. So, area is




864
<u>To cover the Skywalk floor is needed </u><u>864</u>
<u> of glass</u><u>.</u>
Answer:
173 bagels are left
Step-by-step explanation:
31+42=73
246-73=173
you take 38 hours and multipy it by 10.50 is $399.00