Points e, f, and d are located on circle c. the measure of arc ed is 108°. what is the measure of angle ecd?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?