Parallel/Perpendicular Lines
Parallel lines have the same _______
slope
This type of transformation flips a pre-image over a line to create an image.
Reflection
This shape is a quadrilateral with exactly one pair of parallel sides.
Trapezoid
Name 3 of the 4 ways you can tell if triangles are congruent.
SSS, SAS, ASA AAS
What is the Pythagorean Theorem?
a2 + b2 = c2
Perpendicular lines have ________ slopes.
Opposite
A composition of two reflections across parallel lines is the same as what other type of transformation.
Translation
What is the sum of all the exterior angle measures in a regular polygon?
360 degrees
What is it called when you stretch or shrink a shape?
Dilation
What is the general sine ratio?
Alternate exterior angles are ________.
Congruent.
What is it called when there are 2 or more transformations in a single motion.
Composition
This shape is a quadrilateral with two pairs of adjacent sides congruent and no pairs of opposite sides congruent.
Kite
What are the 3 ways you can prove that triangles are similar?
AA, SAS, SSS
Opposite/Adjacent
Alternate interior angles are _______.
Congruent.
What is the general rule for a coordinate point (x,y) when it is rotated 90 degrees?
(-y,x)
What equation do you use to find the total sum of the interior angle measures in a polygon?
180 x (n - 2)
In a triangle, what is the point of concurrency of the altitudes called?
Orthocenter
a2 + c2 - 2(a)(c)CosB
Same-side interior angle measures are ______.
Supplementary
What is the general rule for a coordinate point (x,y) when it is rotated 270 degrees?
(y,-x)
If a parallelogram is a ______, then the diagonals are perpendicular and bisect each pair of opposite angles
Rhombus
In a triangle, what is the point of concurrency of the medians called?
Centroid
What is the complete Law of Sines?
SinA/a = SinB/b = SinC/c