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42 Cards in this Set
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 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?

___________________
_/(X2X1)2 + (Y2Y1)2 
What's the midpoint formula?

X1 + X2 Y1 + Y2
_______ + ________ 2 2 
What's the slope formula?

Y2Y1
 = m X2X1 
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)?

(xh)2 + (yk)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 TwoColumn 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 nonparallel sides of a trapezoid called?

legs
