12. What is the area of the figure? Round to the nearest tenth if necessary.
14 cm
32 cm

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

Which table shows a proportional relationship between miles traveled and gas used?