D127 - Study guides, Class notes & Summaries
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Mathematics for Elementary Educators III - D127 QUESTIONS WITH COMPLETE 100% VERIFIED SOLUTIONS 2024/2025
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QUESTIONS AND ANSWERS
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WGU D127 Module 3: Math for Elementary Educators(Properties of Circles) Already Graded A+
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WGU D127 Module 3: Math for Elementary Educators(Properties of Circles) Already Graded A+
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D127 Module 1 Math for Elementary Educators Test Questions With Complete Solutions
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D127 Module 1 Math for Elementary 
Educators Test Questions With Complete 
Solutions 
 
What does the arrow on a ray signify? - ANSWER- It extends indefinitely 
Acute angles measure - ANSWER- less than 90 degrees 
Right angles measure - ANSWER- exactly 90 degrees 
Obtuse angles measure - ANSWER- greater than 90 degrees, but less than 180 
degrees 
Straight angles measure - ANSWER- exactly 180 degrees 
Reflex angles measure - ANSWER- greater than 180 degrees 
Supplementary angles are - ANSWER- tw...
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D127 WGU EXAM QUESTIONS AND ALL CORRECT ANSWERS
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D127 WGU EXAM QUESTIONS AND 
ALL CORRECT ANSWERS 
 
vertical line - ANSWER- A line that runs up and down on the coordinate plane, parallel 
to the y-axis. It has no 'run' or change in x-value. 
reflex angle - ANSWER- angles greater than 180 degrees 
congruent - ANSWER- Figures that have the same size and shape 
angle - ANSWER- The amount of rotation needed to make one line segmant, ray, or line 
identical with another line segment, ray r line. 
vertex - ANSWER- A point where two line segments ...
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Mathematics for Elementary Educators III - D127 QUESTIONS WITH COMPLETE 100% VERIFIED SOLUTIONS 2024/2025
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QUESTIONS AND ANSWERS
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Exam (elaborations) Mathematics for Elementary Educators III - D127
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vertical line 
A line that runs up and down on the coordinate plane, parallel to the yaxis. It has no run, or change in x-value. 
complementary angles 
Two angles whose sum is equal to 90°. 
line 
A straight one-dimensional figure that extends infinitely in both 
directions. 
origin 
The point on a coordinate plane where the x-axis and y-axis intersect. 
Typically, the point represents 0 on both axes. 
tangent 
A straight line that touches a circle at only one point. 
circle 
The set of all ...
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WGU D127 - Mathematics for Elementary Educators III
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line - answer-A straight one-dimensional figure that extends infinitely in both directions. 
 
perpendicular - answer-Describes lines intersecting each other to form a 90 degree, or right, angle. 
 
circle - answer-The set of all points that are equidistant from a point. 
 
radius - answer-The distance from the center of a circle or sphere to any point on the outer edge. 
 
isosceles trapezoid - answer-Quadrilateral with one pair of parallel opposite sides (the bases) and another pair of equal o...
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D127 Geometry Test Questions And Answers
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D127 Geometry Test Questions And 
Answers 
 
what is a point? - ANSWER- a location or position represented by a dot. 
what is a line segment? - ANSWER- part of a line with two endpoints 
what is a ray? - ANSWER- an endpoint and extends indefinately in one direction. 
what is a line? - ANSWER- contiues indefinately in opposite directions 
what is the measurment of a straight line? - ANSWER- 180 
a right angle measures at what degree? - ANSWER- 90 
an acute angle - ANSWER- less than 90 degrees 
an...
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Mathematics for Elementary Educators III - D127 EXAM QUESTIONS AND ANSWERS
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Mathematics for Elementary Educators III - D127 EXAM QUESTIONS AND ANSWERS 
Supplementary angles - CORRECT ANSWERS Two angles whose sum is 180 degrees 
 
Complementary angles - CORRECT ANSWERS Two angles whose sum is 90 degrees 
 
Polygon - CORRECT ANSWERS A closed figure formed by three or more line segments 
 
Yertex (vertices) - CORRECT ANSWERS The point at which two lines segments, lines, or rays, meet to form an angle. 
 
regular polygon - COR...
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WGU D127 - Mathematics for Elementary Educators III Questions And Answers
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WGU D127 - Mathematics for Elementary Educators III Questions And Answers 
 
 
acute angle - Answer-Angles less than 90°. 
 
/.addition rule of probability - Answer-For mutually exclusive events A and B, P(A or B) = P(A) + P(B) 
 
/.adjacent - Answer-Next to. 
 
/.angle - Answer-The amount of rotation (often measured in degrees) needed to make one line segment, ray, or line identical with another line segment, ray, or line. 
 
/.apex - Answer-A point opposite the base of a pyramid. In a right p...
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