• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/42

Click to flip

42 Cards in this Set

  • Front
  • Back
What are the three types of transformations?
Reflection
Rotation
Translation
What is the new figure called after you transform a figure?
image
What is a prediction based on inductive reasoning?
conjecture
What parts does a conditional statement have?
hypothesis
conclusion
What is a conditional statement called when the hypothesis is true and the conclusion is false?
counterexample
What do you call points on the same line?
Same plane?
Collinear
Coplanar
What are the three types of lines?
Intersecting
Parallel
Skew
What is a line, segment, or ray that intersects a segment at its midpoint?
bisector
What is the point that divides a segment into 2 congruent segments called?
midpoint
What is a part of a line with no endpoint called?
ray
What is a part of a line with 2 endpoints called?
segment
What do you call an angle that measures 180 degrees?
straight angle
Name how many congruent sides each triangle has: scalene, isoceles, equilateral.
s=none
i=at least 2
e=all are congruent
How many acute angles does an acute triangle have?
3
What do you call a closed plane figure whose sides are segments that intersect only at their endpoints?
polygon
What does being a "regular" polygon mean?
equilateral
equiangular
What does "concave" mean?
A segment can be drawn outside of the polygon to connect the vertices
What is the sum of the exterior angles of any polygon?
360 degrees
What are the 2 congruent faces of a prism called that lie in parallel planes?
bases
What are the other faces of a prism besides the bases called?
lateral faces
What is the result of cutting a prism along its edges, then opening and unfolding it?
NET
What type of reasoning uses facts?
deductive
What do you call a statement that is accepted without proof?
postulate
What is a conjecture that can be proved to be true?
theorem
Name the order of statements, starting with "conditional."
Conditional (a, b)
Converse (b,a)
Inverse (a not, b not)
Contrapositive (b not, a not)
What's the distance formula?
___________________
_/(X2-X1)2 + (Y2-Y1)2
What's the midpoint formula?
X1 + X2 Y1 + Y2
_______ + ________
2 2
What's the slope formula?
Y2-Y1
------- = m
X2-X1
What's the formula for the equation of a line?
y = mx + b
What's the equation of a circle with center (0,0)?
X2 + Y2 = R2
What's the equation of a circle with a center that is not (0,0)?
(x-h)2 + (y-k)2 = r2
What do you call two circles that have the same center?
concentric circles
What do you call (x,y,z)?
an ordered triple
Corresponding angle __________
postulate
Alternate Interior Angle __________
Theorem
Same side interior angle _______
theorem
What are the four types of proofs?
Paragraph
Flow
Two-Column
KEY STEPS
Name the theorem: if 2 planes are intersected by a third plane, then the lines of intersection are parallel.
intersecting planes theorem
name the theorem: if two planes are parallel to a third plane, then the two planes are parallel.
parallel planes theorem
Name the Pythagorean Theorem formula.
(A)2 + (B)2 = (C)2
(2 means "squared")
What are the two parallel sides of a trapezoid called?
bases
What are the two non-parallel sides of a trapezoid called?
legs