A line segment that joins the center of a circle with any point on its circumference.
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15
complementary angles
Two angles whose sum is 90°.
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cross-section
a cutting or piece of something cut off at right angles to an axis
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eraser
Reset score!
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gold
Win 50 points!
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shark
Other team loses 20 points!
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lifesaver
Give 20 points!
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thief
Give points!
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25
shark
Other team loses 20 points!
Okay!
gift
Win 25 points!
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baam
Lose 20 points!
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vertical angles
Whenever two lines cross or intersect each other, four angles are formed. Out of these, the angles opposite to each other are called vertical angles or vertical
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supplementary angles
two angles that add up to 180 degrees.
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Triangle Inequality Theorem
the triangle inequality states that for any triangle, the sum of the lengths of any two sides must be greater than or equal to the length of the remaining side
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volume
a measure of regions in three-dimensional space.
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surface area
The surface area of a solid object is a measure of the total area that the surface of the object occupies.
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circumference
The boundary line of a circle.
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lifesaver
Give 20 points!
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magnet
Take 10 points!
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fairy
Take points!
5
10
15
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25
baam
Lose 25 points!
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diameter
any straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
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adjacent angles
angles that have a common arm (side) and a common vertex, however, they do not overlap.