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WorksheetsMay 5th Algebra 2 Review
Total questions: 20
Worksheet time: 38mins
Name
Class
Date
1.
Write the equation of a circle with center (7, 0) with radius 3.
a)
(x - 7)2 + y2 = 9
b)
x2 + (y -7)2 = 9
c)
(x - 7)2 + y2 = 3
d)
x2 + (y -7)2 = 3
2.
In the equation (x+2)2+(y-3)2=4, the radius of the circle is...
a)
4
b)
2
c)
3
d)
16
3.
What is the center of the circle with equation x2 + y2 = 1?
a)
(1, 1)
b)
(0, 0)
c)
not enough information
4.
What is the center of the circle with equation x2 + y2 = 1?
a)
(1, 1)
b)
(0, 0)
c)
not enough information
5.
What is the equation of a circle whose diameter is 24 and whose center is at the origin?
a)
x2+y2=125
b)
x2+y2=64
c)
x2+y2=144
d)
x2+y2=576
6.
a)
A
b)
B
c)
C
d)
D
7.
The common logarithm has what base?
a)
10
b)
0
c)
e
d)
-e
8.
Evaluate: ln e
a)
10
b)
1
c)
5
d)
3
9.
What is 90° in radians?
a)
1/2
b)
π/2
c)
2/3
d)
2π/3
10.
What is 30° in radians?
a)
1/6
b)
π/6
c)
1/7
d)
π/7
11.
What is 45° in radians?
a)
1/4
b)
π/4
c)
2/5
d)
2π/5
12.
What is 2π/3 in degrees?
a)
180
b)
120
c)
150
d)
181
13.
Which of the following is a correct representation of the reference angle of θ=210°
a)
b)
c)
d)
14.
Which of the following is a correct representation of the reference angle of θ=−150°
a)
b)
c)
d)
15.
What Quadrant is 145o in?
a)
I
b)
II
c)
III
d)
IV
16.
What is the correct ratio?
a)
sin 40 = w/28
b)
cos 40 = w/28
c)
tan 40 = w/28
d)
sin 40 = 28/w
17.
Find cos A
a)
30/16
b)
30/34
c)
30/15
d)
16/34
18.
Use a calculator to find cos 0
a)
4
b)
3
c)
2
d)
1
19.
Find a coterminal angle to 5°.
a)
365°
b)
255°
c)
-220°
d)
-365°
20.
Find a coterminal angle to -90°.
a)
-450°
b)
90°
c)
180°
d)
-180°
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