Solve for x amen round to the nearest tenth

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Is the point (0, 8) on the x-axis or y-axis? how do you know?

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf