WGU D128 2026 FINAL PAPER QUESTIONS AND SOLUTIONS VERIFIED

WGU D128 2026 FINAL PAPER QUESTIONS
AND SOLUTIONS VERIFIED

◉Right angle. Answer: 90 degrees


◉acute angle. Answer: less than 90 degrees


◉obtuse angle. Answer: greater than 90 degrees and less than 180
degrees


◉reflex angle. Answer: greater than 180 degrees


◉complementary angles. Answer: Two angles whose sum is 90
degrees


◉supplementary angles. Answer: Two angles whose sum is 180
degrees


◉interior angles of a polygon. Answer: angles inside of a polygon


◉triangle. Answer: A polygon with three sides whose interior angles
equal 180.

, ◉isosceles triangle. Answer: A triangle that has 2 equal sides.


◉equilateral triangle. Answer: a triangle with 3 equal sides (60
degrees)


◉Triangle Inequality Theorem. Answer: The sum of the lengths of
any two sides of a triangle must be greater than the length of the
third side


◉scalene triangle. Answer: no equal sides


◉quadrilateral. Answer: a four-sided polygon with interior angles
adding to 360 degrees


◉Parallelogram. Answer: A quadrilateral with two pairs of parallel
sides


◉square. Answer: A quadrilateral with 4 sides that are equal and
has all 90 degree angles


◉rectangle. Answer: a parallelogram with 4 right angles