The sum of the interior angles of a convex polygon is 3240o. How many sides does this shape have? (1 minute)
(n-2)180=3240
n=20
It takes Kevin 5 minutes to jog once around a circular track that has a diameter of 400 meters. About how many meters per minute is Kevin jogging? (2 minutes)
Distance around the track= 1256.6 meters
Speed= 251.3 meters/minutes
Find the area of the sector (1 minute)
175.9 cm squared
The shapes below are similar. State their (1) scale factor, (2) ratio of their perimeters, and (3) ratio of their areas from the small shape to the large shape (2 minutes)
(1) 3/9 or 1/3
(2) 3/9 or 1/3
(3) 9/81 or 1/9
What's your wager? Question will be up in 30 seconds!
35.6 inches
Solve for x (2 minutes)
90+120+110+130+160+x=720
x=110o
(psst, Mr. W, we need a problem)
35.6 inches
Find the are of the shaded region (3 minutes)
102.6 cm squared
(Psssst, Mr. Wettstein, pull up the picture for this problem) 1 minute
Scale Factor = 2
Ratio of areas = 4
Area of Larger Shape = 56 square units

19o
The Branson Ferris Wheel at Chicago's Navy Pier is one of the most famous in the world known for its LED lighting and epic city views. The diameter of the wheel itself is 150 ft and it has a 4 minute ride time without any stops. How fast in ft per second does each gondola travel? (Round to the nearest hundredth) (4 minutes)
Radius = 75 ft
Circumference = 2*pi*75 =471.2 ft
Seconds = 240
Ft/sec = 471.2/240 = approximately 1.96
Find the area of the shaded region (2 minutes)
area of the square-area of the circle
576-452.4
=123.6 squnits