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WGU D127 - Mathematics for Elementary Educators III questions fully solved & updated 2025
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WGU D127 - Mathematics for Elementary Educators III questions fully solved & updated 2025
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WGU D127 - Mathematics forElementary Educators III
questions fully solved &
updated 2025
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 opposite sides.
interior angle - answer An angle inside a shape
between two joined sides.
,square - answer A quadrilateral with four equal
sides and four 90° angles.
regular polygon - answer A polygon with equal
sides and equal angles.
central angle - answer Shape formed when 2 lines
or rays meet with vertex meets only the center
point of the circle.
hypotenuse - answer The largest side of a right
triangle, opposite the right angle. Only right
triangles have a hypotenuse.
kite - answer Quadrilateral with two sets of
adjacent equal sides and one set of equal opposite
angles.
reflex angle - answer Angles greater than 180°.
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.
, parallel - answer Two lines, line segments, rays,
or planes that are the same distance from one
another and never intersect.
trapezoid - answer Quadrilateral with one pair of
parallel opposite sides.
bisect - answer To divide into two equal parts.
isosceles triangle - answer A triangle with two
equal sides and two equal corresponding angles.
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.
inscribed angles - answer Shape formed when 2
lines or rays meet with a vertex that meets the
circumference of a circle.
vertex - answer A point where two line segments
meet to form an angle.
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