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©1998 ThinkQuest
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©1998 ThinkQuest
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indirect proof: |
A proof which assumes that the desired conclusion is not true and shows that this assumption leads to a contradiction. |
inductive reasoning: |
Generalizations based on repeated observations. |
inscribed angle: |
An angle whose vertex lies on a circle and whose sides contain chords of the circle. |
inscribed circle: |
A circle about which a polygon is circumscribed. |
inscribed polygon: |
A polygon whose sides are chords of a circle. |
intersection: |
A set of points contained in two or more intersecting figures. |
intercepted arc: |
The arc TB is called the intercepted arc of inscribed angle ACB. |
inverse: |
The statement formed by negating the hypothesis and the conclusion. |
isometry: |
A transformation that is distancepreserving. The distance between two points is the same as the distance between the corresponding images of these points. |
isosceles trapezoid: |
A trapezoid with congruent legs. |
isosceles triangle: |
A triangle with at least two congruent sides. |
Note: The terms in this collection may not
be entirely accurate.
They are for reference only.
PREPARING