Book a Demo
Topics
7
.
S
p
e
c
i
a
l
s
e
g
m
e
n
t
s
I
n
v
e
s
t
i
g
a
t
i
o
n
:
C
o
n
s
t
r
u
c
t
a
n
g
l
e
b
i
s
e
c
t
o
r
s
I
n
v
e
s
t
i
g
a
t
i
o
n
:
C
o
n
s
t
r
u
c
t
p
e
r
p
e
n
d
i
c
u
l
a
r
l
i
n
e
s
7
.
0
1
A
n
g
l
e
b
i
s
e
c
t
o
r
s
a
n
d
p
e
r
p
e
n
d
i
c
u
l
a
r
b
i
s
e
c
t
o
r
s
7
.
0
2
A
l
t
i
t
u
d
e
s
,
m
e
d
i
a
n
s
,
a
n
d
b
i
s
e
c
t
o
r
s
o
f
t
r
i
a
n
g
l
e
s
7
.
0
3
I
n
e
q
u
a
l
i
t
i
e
s
i
n
o
n
e
t
r
i
a
n
g
l
e
I
n
v
e
s
t
i
g
a
t
i
o
n
:
P
r
o
o
f
o
f
t
h
e
t
r
i
a
n
g
l
e
i
n
e
q
u
a
l
i
t
y
Lesson
7
.
0
4
T
h
e
t
r
i
a
n
g
l
e
i
n
e
q
u
a
l
i
t
y
7
.
0
5
E
x
t
e
n
s
i
o
n
:
G
e
o
m
e
t
r
i
c
m
e
a
n
Log in
Sign up
Book a Demo
United States of America
PA
High School Core Standards - Geometry Assessment Anchors
Investigation: Proof of the triangle inequality
Lesson
Interactive practice questions
There are no interactive problems for this subtopic
Outcomes
CC.2.3.HS.A.3
Verify and apply geometric theorems as they relate to geometric figures.
What is Mathspace
About Mathspace