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19 Cards in this Set
- Front
- Back
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The intersection of two lines is a
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point
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The intersection of two planes is a
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line.
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Perpendicular lines form
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right angles 90 degree angles
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Lines that intersect to form right angles are
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perpendicular
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A perpendicular bisector is
to a segment at its |
perpendicular, midopoint.
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The midpoint of a segment divides a segment into
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two congruent segments
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If point A is the midpoint of CD then
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CA=CD
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If two lines form congruent adjacent angles, then lines are
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perpendicular
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III.Angles
Complementary angles have a sum of |
90 degrees
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Two supplementary angles have a sum of
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180 degrees
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The supplement of an angle that measures 110 degrees is
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70 degrees
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The complement of an angle measuring 89 degrees is
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1 degree
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Vertical angles are
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congruent
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An angle bisector is a ray that divides an angle into
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two congruent angles
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If EF bisects Angle PEN, then
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PEF is congruent to angle FEN.
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Conditional statements
What is the hypothesis? |
You are 15 years old
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What is the conclusion?
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You're a teenager
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What is the converse?
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If you are a teenager, then you are 15 years old.
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Is this true or false?
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13,14,16,17,18,19
false |
