Chapter 5.1, 5.2, 6.1, 6.2 Test

Question 1

SinT

Answer 1

y

Question 2

CosT

Answer 2

x

Question 3

TanT

Answer 3

y/x

Question 4

CscT

Answer 4

1/y

Question 5

SecT

Answer 5

1/x

Question 6

cotT

Answer 6

1/(y/x)

Question 7

0 degrees

Answer 7

(0), (1,0)

Question 8

30 degrees

Answer 8

(pi/6), (root3/2, 1/2)

Question 9

45 degrees

Answer 9

(pi/4), (root2/2, root2/2)

Question 10

60 degrees

Answer 10

(pi/3), (1/2, root3/2)

Question 11

90 degrees

Answer 11

(pi/2), (0,1)

Question 12

sin(-T)

Answer 12

-sinT (odd)

Question 13

cos(-T)

Answer 13

cosT (even)

Question 14

tan(-T)

Answer 14

-tanT (odd)

Question 15

csc(-T)

Answer 15

-cscT (odd)

Question 16

cot(-T)

Answer 16

-cotT (odd)

Question 17

sec(-T)

Answer 17

secT (even)

Question 18

pi Radians

Answer 18

180 degrees

Question 19

2pi Radians

Answer 19

360 degrees

Question 20

pi/2 Radians

Answer 20

90 degrees

Question 21

To convert degrees to radians:

Answer 21

multiply by 180/pi

Question 22

To convert radians to degrees:

Answer 22

multiply by pi/180

Question 23

Length of a circular Arc

Answer 23

(angle/2pi)x(circumference of circle) OR (angle)x(radius)

Question 24

Area of a Sector

Answer 24

1/2(radius^2)(angle)

Question 25

Angular Speed

Answer 25

angle/time

Question 26

Linear Speed

Answer 26

arc length/time

Question 27

Sin(angle)

Answer 27

opposite/hypotenuse

Question 28

Cos(angle)

Answer 28

adjacent/hypotenuse

Question 29

Tan(angle)

Answer 29

opposite/adjacent

Question 30

Cot(angle)

Answer 30

adjacent/opposite

Question 31

Csc(angle)

Answer 31

hypotenuse/opposite

Question 32

Sec(angle)

Answer 32

hypotenuse/adjacent

Question 33

Angles: (45, 45, 90) Sides:

Answer 33

(1, 1, root2)

Question 34

Angles: (30, 60, 90) Sides:

Answer 34

(root3, 1, 2)