WGU MATH FOR EDUCATORS D128 UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

WGU MATH FOR EDUCATORS D128 UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS

Question:
1. Sum of a polygon
Answer:
(n-2)180

Question:
2. Right angle
Answer:
90 degrees

Question:
3. acute angle
Answer:
less than 90 degrees

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

Question:
5. reflex angle
Answer:
greater than 180 degrees

Question:
6. complementary angles
Answer:
Two angles whose sum is 90 degrees

Question:
7. supplementary angles
Answer:
Two angles whose sum is 180 degrees

Question:
8. interior angles of a polygon
Answer:
angles inside of a polygon

Question:
9. triangle

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

Question:
10. isosceles triangle
Answer:
A triangle that has 2 equal sides.

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

Question:
12. 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

Question:
13. scalene triangle
Answer:
no equal sides

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

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

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

Question:
17. rectangle
Answer:
a parallelogram with 4 right angles

Question:
18. Rhombus