ice
cream
steepness
k
1
y
coordinate
c
of
center
4
.
25
answer
B
m
(
∠
ABC
)
=
60
°
C
A
m
(
∠
CAB
)
=
30
°
E
F
D
m
(
∠
DEF
)
=
75
.
50
°

4

2
2
4
6
x
2
4
6
8
10
y
y
=
x
2
radius
=
1
What
is
the
radius
of
the
next
tangent
circle
?
What
is
the
radius
of
the
next
tangent
circle
?