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The pen separates this right angle into two congruent sides. This makes the pen the Angle Bisector.

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Supplementary Angles that also form a linear pair

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Supplementary Angles that also form a linear pair

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These two 90º angles are supplementary and form a linear pair

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All four of these angles are congruent because they make up a square and they are all 90º.

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This shows vertical angles because there is angles across from eachother that are congruent.

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This pen is 180º which means it is a straight angle.

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The corner of the TV is shows a right angle because it is 90º.

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The top leg of my dog is showing an obtuse angle because it is over 90º

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The handle to this gate is showing an acute angle because it is under 90º.

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(the dents in the glass represent the lines) The fertile line is the segment bisector of the horizontal line.

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The vertical line marks the mid point of the horizontal segment

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the two vertical line segments are congruent segments because they are the same lengths.

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The part of the image that shows a point is the bolt in the light thingy. This is a point because it marks a spot on a plan

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This is shown because these 2 planes are intersecting at a line

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This picture shows this because these lines both intersect at 1 point

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This wood flooring shows a line segment because the line has two end points and it can be measured.

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This picture shows a line because the line in the picture is extending out both directions (the line is the skinny line on the right side of the wood thing.

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this are collinear points because these points lie on the same line.

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This table represents a plane because it is a flat surface.