Question | Answer |
the product of multliplying a number by itself | square |
a number that was squared | square root |
a number with a square root symbol | radical |
a triangle with one right angle | right triangle |
each of the sides that form the right angle of a right triangle | leg |
the side opposite the right angle of a right triangle | hypotenuse |
formula for finding the a missing side of a right triangle | a formula for right triangles pythagorean theorem |
a triangle with 3 acute angles | an acute triangle |
a triangle with one obtuse angle | an obtuse triangle |
a triangle with all angles equal | equiangular triangle |
the angle formed by extending one side of a triangle | exterior angle |
an interior angle of a triangle not adjacent to the given exterior angle | remote interior angle |
a triangle with no sides congruent | scalene triangle |
a triangle with two sides congruent | isosceles triangle |
a triangle with all sides congruent | equilateral triangle |
lines that lie in the same plane and do not intersect | parallel lines |
angles on the same side of the transversal; one is interior, one is exterior | corresponding angles |
a line that intersects two different lines at two different points | transversal |
interior angles that are on the same side of the transversal | same-side interior angles |
two lines that intersect to form a right angle | perpendicular lines |
interior angle that are on opposite sides of the transversal | alternate interior angles |
a geometric figure formed by two rays with a common endpoint | angle |
a tool used to measure angles | protractor |
an angle less than 90 degrees | acute angle |
an angle equal to 90 degrees | right angle |
an angle that is greater than 90 degrees | obtuse angle |
an angle that is equal to 180 degrees and forms a straight line | straight angle |
two angles that have a common vertex and a common ray | adjacent angles |
two angles whose measures have a sum of 90 degrees | complimentary angles |
two angles whose measure have a sum of 180 degrees | supplementary angles |
angles that have the same measure | congruent angles |
angles formed by intersecting lines | vertical angles |
a ray that divides and angle into 2 congruent angles | angle bisector |
a statement that is accepted without proof | postulate |
a location space | point |
a geometric figure made up of many points and extends endlessly in both directions | line |
part of a line, it has two endpoints | line segment |
part of a line, it has only one endpoint | ray |
a flat surface that extends endlessly in all directions | plane |
line segments that have the same length | congruent line segments |
the point that divides a line segment into 2 congruent parts | midpoint |
a lines that intersects a line segment at its midpoint | bisector |
points on the same line | collinear points |
a statement that can be proved | theorem |