Congruence via Rigid Motions
Geometry · Flashcards
GEOMETRY · FLASHCARDS
Card 1
of 52
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
Identify whether the mapping preserves orientation:
(
x
,
y
)
→
(
x
+
2
,
y
−
3
)
\left(x,y\right)\to\left(x+2,y-3\right)
(
x
,
y
)
→
(
x
+
2
,
y
−
3
)
.
QUESTION
What is the image of
(
−
6
,
2
)
\left(-6,2\right)
(
−
6
,
2
)
after a
180
∘
180^\circ
18
0
∘
rotation about the origin?
QUESTION
What is an invariant under any rigid motion?
Tap to flip before you grade
ANSWER
Distance between any two points. Rigid motions preserve all distances by definition.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card