Hannah lost four points on a test and earned four points on an extra credit question what does the sum of 0 mean in the description of this situation?

If angle ywz = 17, what is angle wxy? ok so i'm confused on this because the triangles are congruent so that means they have the same measurement which would make wxy=17, but don't all triangles have total measures of 180 degress? ?me.

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units