Through: (1,2), slope =7 in standard form

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

What is (28 + 7 + 6 + 3) x 1/2 show your work