Book a Demo
Topics
T
r
i
g
o
n
o
m
e
t
r
y
P
Y
T
H
A
G
-
T
h
e
R
i
g
h
t
-
A
n
g
l
e
d
T
r
i
a
n
g
l
e
P
Y
T
H
A
G
-
P
y
t
h
a
g
o
r
e
a
n
T
r
i
a
d
s
P
Y
T
H
A
G
-
C
a
l
c
u
l
a
t
i
n
g
S
i
d
e
L
e
n
g
t
h
s
U
s
i
n
g
P
y
t
h
a
g
o
r
a
s
S
i
d
e
s
o
f
a
R
i
g
h
t
-
A
n
g
l
e
d
T
r
i
a
n
g
l
e
R
a
t
i
o
o
f
S
i
d
e
s
i
n
R
i
g
h
t
-
A
n
g
l
e
d
T
r
i
a
n
g
l
e
s
T
r
i
g
o
n
o
m
e
t
r
i
c
R
a
t
i
o
s
I
T
r
i
g
o
n
o
m
e
t
r
i
c
R
a
t
i
o
s
I
I
C
a
l
c
u
l
a
t
i
n
g
T
r
i
g
o
n
o
m
e
t
r
i
c
E
x
p
r
e
s
s
i
o
n
s
F
i
n
d
i
n
g
U
n
k
n
o
w
n
S
i
d
e
L
e
n
g
t
h
s
U
s
i
n
g
T
r
i
g
R
a
t
i
o
s
F
i
n
d
i
n
g
U
n
k
n
o
w
n
A
n
g
l
e
s
T
r
i
a
n
g
l
e
P
r
o
b
l
e
m
s
A
p
p
l
i
c
a
t
i
o
n
s
t
o
G
e
o
m
e
t
r
y
A
n
g
l
e
s
o
f
E
l
e
v
a
t
i
o
n
a
n
d
D
e
p
r
e
s
s
i
o
n
Lesson
Practice
P
r
o
b
l
e
m
s
w
i
t
h
T
w
o
R
i
g
h
t
-
A
n
g
l
e
d
T
r
i
a
n
g
l
e
s
A
p
p
l
i
c
a
t
i
o
n
s
t
o
R
e
a
l
L
i
f
e
I
A
p
p
l
i
c
a
t
i
o
n
s
t
o
R
e
a
l
L
i
f
e
I
I
T
r
i
g
o
n
o
m
e
t
r
y
i
n
3
D
A
p
p
l
i
c
a
t
i
o
n
s
I
n
c
l
u
d
i
n
g
B
e
a
r
i
n
g
s
E
x
a
c
t
t
r
i
g
o
n
o
m
e
t
r
i
c
v
a
l
u
e
s
i
n
f
i
r
s
t
q
u
a
d
r
a
n
t
S
o
l
v
e
t
r
i
g
o
n
o
m
e
t
r
i
c
e
q
u
a
t
i
o
n
s
w
i
t
h
e
x
a
c
t
v
a
l
u
e
s
C
o
m
p
l
e
m
e
n
t
a
r
y
r
e
s
u
l
t
s
P
Y
T
H
A
G
-
A
p
p
l
i
c
a
t
i
o
n
s
u
s
i
n
g
P
y
t
h
a
g
o
r
a
s
P
Y
T
H
A
G
-
R
e
v
i
e
w
(
c
a
l
c
u
l
a
t
i
o
n
s
a
n
d
a
p
p
l
i
c
a
t
i
o
n
s
)
P
y
t
h
a
g
o
r
a
s
i
n
3
D
T
r
i
g
o
n
o
m
e
t
r
i
c
R
a
t
i
o
s
w
i
t
h
E
x
a
c
t
V
a
l
u
e
s
Log in
Sign up
Book a Demo
Hong Kong
Stage 1 - Stage 3
Angles of Elevation and Depression
Lesson
Practice
What is Mathspace
About Mathspace
