WOLFRAM
|
DEMONSTRATIONS PROJECT
T
h
e
P
r
o
d
u
c
t
o
f
t
h
e
S
i
d
e
L
e
n
g
t
h
s
o
f
a
T
r
i
a
n
g
l
e
s
h
o
w
R
A
B
≈
6
.
9
9
B
C
≈
5
.
4
3
A
C
≈
7
.
8
0
R
≈
4
.
0
1
a
r
e
a
(
A
B
C
)
≈
1
8
.
4
7
A
B
×
B
C
×
A
C
≈
2
9
5
.
9
3
4
R
×
a
r
e
a
(
A
B
C
)
≈
2
9
5
.
9
3
L
e
t
t
h
e
c
i
r
c
u
m
r
a
d
i
u
s
o
f
a
t
r
i
a
n
g
l
e
A
B
C
b
e
R
.
T
h
e
n
A
B
×
B
C
×
A
C
=
4
R
a
r
e
a
(
A
B
C
)
.
