1.
Find sin
X
.
A.
0.6
B.
0.75
C.
0.8
D.
8
Hint
2.
In a right triangle, the length
c
of the hypotenuse is 14 and the length
b
of one of the legs is 8. Find the length
a
of the other leg to the nearest hundredth.
A.
16.12
B.
19.88
C.
11.49
D.
21.23
Hint
3.
Simplify
A.
B.
C.
D.
Hint
4.
Simplify
.
A.
B.
C.
D.
Hint
5.
Simplify
.
A.
B.
C.
D.
The expression is in simplest form
Hint
6.
The distance between the points with coordinates (3, 7) and (-2,
a
) is
units. Find the value of
a
.
A.
-1 or 13
B.
-1 or 1
C.
1 or 13
D.
-1 or -13
Hint
7.
Simplify
.
A.
B.
C.
D.
Hint
8.
Solve
.
A.
125
B.
445
C.
25
D.
15
Hint
9.
Solve
.
A.
no solution
B.
{1, –1}
C.
1
D.
–1
Hint
10.
Consider two items. Item A is the length of a side of a right triangle whose hypotenuse is 30 and whose other side is 24. Item B is the length of the hypotenuse of a right triangle whose legs have lengths of 12 and 15. What is true?
A.
Item B is greater.
B.
cannot be determined from given information
C.
Item A = Item B
D.
Item A is greater.
Hint
11.
Greta and her grandmother planned to attend a downtown play. Greta lives 10 miles south and 4 miles west of downtown, while her grandmother lives 2 miles south and 2 miles east of downtown. If Greta picks up her grandmother on the way (rather than meet her at the play), how many miles does that add to her trip?
A.
2
B.
C.
D.
Hint
12.
What is the value of
x
in the picture?
A.
4
B.
10.3
C.
13.5
D.
6
Hint
13.
Suppose a man that is 6 feet tall is standing near a street light that is 10 feet high. If the shadow that is cast extends 20 feet away from the light, how far away from the light is the man?
A.
14 feet
B.
12 feet
C.
8 feet
D.
6 feet
Hint
14.
Libby looked out of her airplane window at a 32° angle with respect to the horizontal, and saw the Sears Tower building in Chicago. If the airplane had an altitude of 4000 feet, how far away were they from being directly over Chicago?
A.
6401 ft.
B.
2499 ft.
C.
1616 ft.
D.
9900 ft.
Hint