Angles
A figure formed by two rays with a common endpoint is an ___
What is Angle
scaling, rotation, shearing (skewing), and reflecting (flipping) objects to change their appearance is forms of ____
What is transformations
The property that says that two or more numbers can be added or multiplied in any order without changing the result is ___
what is commutative property
A point where two or more straight lines meet.
what is vertex
two angles that add up to 90 degrees
What are complementary angles
a type of transformation that takes each point in a figure and slides it the same distance in the same direction is ___
What is translation
the sum of any number and 0 is that number the product of 1 and any number is that number is ___
what is a identity property
Angles that lie between two transversals that intersect the same line
what are interior angles
A pair of adjacent angles whose noncommon sides are opposite rays.
what is linear pair
A line that a figure is flipped across to create a mirror image of the original figure
If you subtract the same number from each side of an equation, the two sides remain equal is ___
what is subtraction property of equality
angles on the outside of parallel lines cut by a transversal
what are exterior angles
a ray that divides an angle into two angles that are congruent
reflectional symmetry about a vertical line of reflection
what is vertical reflectional symmetry
For any real number a, a=a
what is reflexive property of equality
If the hypotenuse and a leg of a right triangle are congruent to the hypotenuse and a leg of another right triangle, then the triangles are congruent.
two angles that lie in the same plane and have a common vertex and a common side, but no common interior points
what is an adjacent angle
Any transformation of a geometrical object that changes the size, but not the shape
What is non rigid transformation
a property indicating a special way in which multiplication is applied to addition of two or more numbers in which each term inside a set of parentheses can be multiplied by a factor outside the parentheses, such as a(b + c) = ab + ac
what is distributive property
a triangle with all equal sides
what is a equilateral triangle