Need help please What is the measure of angle 1?
What is the measure of angle 3?
What is the measure of angle 6?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?