1. A circular swimming pool has a diameter of 60 feet, and is surrounded by a concrete sidewalk that is 5 feet wide. What is the area of the sidewalk? Round to the nearest square foot.

2. The Grand Prix Formula 1 race this weekend is in Singapore. The race consists of 61 laps around a 5.067 km long track. At 225 miles per hour, how long will it take to go around once?

3. A flagpole has a height of 16 yards. It will be supported by three cables, each of which is attached to the flagpole at a point 4 yards below the top of the pole and attached to the ground at a point that is 9 yards from the base of the pole. Find the total number of yards of cable that will be required.

4. The Great Pyramid outside Cairo, Egypt, has a square base measuring 756 feet on a side and a height of 480 feet.

a. What is the volume of the Great Pyramid, in cubic yards?

b. The stones used to build the Great Pyramid were limestone blocks with an average volume of 1.5 cubic yards. How many of these blocks were needed to construct the Great Pyramid?

5. A cable runs from the top of a building to a point on the ground

60.3 feet from the base of the building. If the cable makes and

angle of 33.7 with the ground , find the

following:

a. Find the height of the building. Round your

answer to the nearest foot.

b. Without using your answer from part a, find the length of the cable. Round your answer

to the nearest foot.

show work if possible