Book a Demo
Topics
9
.
G
e
o
m
e
t
r
y
9
.
0
1
G
e
o
m
e
t
r
i
c
a
l
d
i
a
g
r
a
m
s
9
.
0
2
M
e
a
s
u
r
i
n
g
a
n
g
l
e
s
9
.
0
3
P
a
r
a
l
l
e
l
l
i
n
e
s
a
n
d
t
r
a
n
s
v
e
r
s
a
l
s
9
.
0
4
T
r
i
a
n
g
l
e
s
9
.
0
5
Q
u
a
d
r
i
l
a
t
e
r
a
l
s
9
.
0
6
C
o
n
s
t
r
u
c
t
i
o
n
s
w
i
t
h
a
c
o
m
p
a
s
s
(
I
n
v
e
s
t
i
g
a
t
i
o
n
)
9
.
0
7
C
o
n
s
t
r
u
c
t
i
n
g
t
r
i
a
n
g
l
e
s
(
I
n
v
e
s
t
i
g
a
t
i
o
n
)
9
.
0
8
C
o
n
s
t
r
u
c
t
i
n
g
q
u
a
d
r
i
l
a
t
e
r
a
l
s
(
I
n
v
e
s
t
i
g
a
t
i
o
n
)
Lesson
Log in
Sign up
Book a Demo
Middle Years
9.08 Constructing quadrilaterals (Investigation)
Lesson
Lesson
Share
What is Mathspace
About Mathspace
