SAT Math Hard Practice Quiz
Geometry
y
x
y
=
x
2
2
y
=
x
2
(
a, b
)
O
1.
The curve
y
=
x
2
/
2 and the line
y
=
x/
2 intersect at
the origin and at the point (
a, b
), as shown in the figure
above. What is the value of
b
?
(A)
1
8
(B)
1
4
(C)
1
2
(D)
1
(E)
2
6
8
A
B
C
60
◦
2.
In the figure above,
AB
= 6 and
BC
= 8. What is the
area of triangle
ABC
?
(A)
12
√
2
(B)
12
√
3
(C)
24
√
2
(D)
24
√
3
(E)
36
√
3
a
c
b
Note: Figure not drawn to scale.
3.
In the figure above, 3
< a <
5 and 6
< b <
8. Which of
the following represents all possible values of
c
?
(A)
0
< c <
3
(B)
1
< c <
3
(C)
0
< c <
13
(D)
1
< c <
13
(E)
3
< c <
13
4.
Line
l
goes through points
P
and
Q
, whose coordinates
are (0
,
1) and (
b,
0), respectively. For which of the fol-
lowing values of
b
is the slope of line
l
greater than
−
1
2
?
(A)
1
2
(B)
1
(C)
3
2
(D)
5
3
(E)
5
2
erikthered.com/tutor
pg. 6