Book a Demo
Topics
C
o
n
g
r
u
e
n
c
e
a
n
d
S
i
m
i
l
a
r
i
t
y
T
r
a
n
s
l
a
t
i
o
n
s
o
n
t
h
e
C
a
r
t
e
s
i
a
n
P
l
a
n
e
R
e
f
l
e
c
t
i
o
n
s
o
n
t
h
e
C
a
r
t
e
s
i
a
n
P
l
a
n
e
R
o
t
a
t
i
o
n
s
o
n
t
h
e
C
a
r
t
e
s
i
a
n
P
l
a
n
e
C
o
m
b
i
n
e
d
T
r
a
n
s
f
o
r
m
a
t
i
o
n
s
o
n
t
h
e
C
a
r
t
e
s
i
a
n
P
l
a
n
e
T
e
s
s
e
l
a
t
i
o
n
s
Lesson
L
i
n
e
a
n
d
R
o
t
a
t
i
o
n
a
l
S
y
m
m
e
t
r
i
e
s
I
n
t
r
o
d
u
c
t
i
o
n
t
o
C
o
n
g
r
u
e
n
c
e
T
r
a
n
s
f
o
r
m
a
t
i
o
n
s
a
n
d
C
o
n
g
r
u
e
n
c
e
C
o
n
g
r
u
e
n
c
e
i
n
T
r
i
a
n
g
l
e
s
C
o
n
g
r
u
e
n
c
e
i
n
Q
u
a
d
r
i
l
a
t
e
r
a
l
s
S
i
m
p
l
e
P
r
o
o
f
s
f
o
r
C
o
n
g
r
u
e
n
c
e
i
n
T
r
i
a
n
g
l
e
s
F
i
n
d
s
i
d
e
s
a
n
d
a
n
g
l
e
s
w
i
t
h
c
o
n
g
r
u
e
n
t
r
e
l
a
t
i
o
n
s
h
i
p
s
M
e
t
h
o
d
s
f
o
r
E
n
l
a
r
g
e
m
e
n
t
s
E
n
l
a
r
g
e
m
e
n
t
s
,
R
a
t
i
o
a
n
d
S
c
a
l
e
F
a
c
t
o
r
s
I
n
t
r
o
d
u
c
t
i
o
n
t
o
S
i
m
i
l
a
r
i
t
y
T
r
a
n
s
f
o
r
m
a
t
i
o
n
s
a
n
d
S
i
m
i
l
a
r
i
t
y
S
i
m
i
l
a
r
i
t
y
i
n
T
r
i
a
n
g
l
e
s
U
s
i
n
g
s
i
m
i
l
a
r
i
t
y
p
r
o
p
o
r
t
i
o
n
t
o
s
o
l
v
e
p
r
o
b
l
e
m
s
T
r
i
g
o
n
o
m
e
t
r
y
a
n
d
S
i
m
i
l
a
r
i
t
y
A
r
e
a
a
n
d
V
o
l
u
m
e
s
o
f
S
i
m
i
l
a
r
F
i
g
u
r
e
s
Log in
Sign up
Book a Demo
Hong Kong
Stage 1 - Stage 3
Tesselations
Lesson
Interactive practice questions
There are no interactive problems for this subtopic
What is Mathspace
About Mathspace