structure and transformational
Definition of Adjacent
Next to our besides (Vertex's, Rays, and Line segments)
Complementary angles add up to what?
90 degrees
What does SAS stand for?
Side- Angle- Side
definition of mid segment?
A segment joining the midpoints of any two sides of a triangle
Definition of bisector
Any line, ray, or segment that divides another geometric figure
Supplementary angles add up to what?
180 degrees
What does SSS stand for?
Side-Side-Side
What is a characteristic of an isosceles triangle
Triangle with at least two sides of equal length
what does _
AB
Line AB, From Point A to point B
Lines that are always the same distance apart
Parallel lines
What does ASA stand for?
Angle- Side- Angle
How to find perimeter?
Sum of all sides
What category does Translations, Reflections, Rotations, and Dilation's fall into?
Transformations- Transformational Geometry
definition of congruent
Lines/figures that have the exact same length, even if they are positioned differently, rotated, or flipped.
What does AAS stand for?
Angle- Angle- Side
How to find area?
half base times height
90 degrees is what kind of angle
Right angle
How do you prove a line is parallel? (lenient)
If a transversal creates congruent corresponding angles
What does CPCTC stand for?
Corresponding parts of congruent triangles are congruent
What is the perimeter of a triangle with the side lengths 5, 7, and 8?
20