Unit 4 Quiz Review

Convert

100

Convert from radians to degrees (2pi)/5

72 degrees

200

Convert 132 degrees to radians 

(11pi)/15

300

Find two coterminal angles (one positive and one negative) for the angle 92 degrees

452 degrees and -268 degrees

400

Convert to decimal form 32^o12'38''

32.211 degrees

500

Find the exact value of sin(9pi/4)

sqrt(2)/2

Right Triangle Trig

100

Find the missing side of the triangle if one leg is 3, and the hypotenuse is 6

sqrt(27)

200

Find the six trig functions of theta if the opposite side is 3, and the hypotenuse is 6.

sin=3/6, cos=sqrt(27)/6, tan=3sqrt(27)/37, csc=6/3, sec=6sqrt(27)/27, cot=sqrt(27)/3

300

Find the adjacent side (to the nearest hundredth) if theta is 42 degrees and the opposite side is 8

8.88

400

Point (-4, -2) is on the terminal side of the angle theta. Give the exact values of the six trig functions for theta.

sin=-sqrt(20)/10

cos=-sqrt(20)/5

tan=1/2

csc=sqrt(20)/-2

sec=sqrt(20)/-4

cot=2

500

Find the exact value of sin(-810), cos(-810) and tan(-810)

-1, 0, undefined

Misc

100

Use a calculator to solve csc(3.21)

-14.630

200

Use a calculator to solve tan(135^o)

-1

300

Use a calculator to solve cos(-42.75^o)

0.734

400

Find the degree measure, to the nearest tenth of the central angle whose intercepted arc measures 18 cm in a circle of radius 13 cm.

79.3 degrees

500

Find the radius to the nearest hundredth of a circle that has an arc of 19in when the central angle measures 192 degrees.

5.67 in