12 of the students in a Geometry class passed a Geometry test. If these students are 80% of all the students in the class, how many students are in this Geometry class?

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.