I need help. What assumption would you need to make to make about the diagram in order to assume that the measure of angle 1 is congruent to the measure of angle 3?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row. sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length. o. the number of stitches is 3 times the length.

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10