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Sample Exam for Final Exam
1.
Convert 114
◦
to radians. Round your answer to four decimal places.
2.
Convert 13
′
55
′′
to decimal degrees. Round your answer to three decimal places.
3.
Sketch the angle

9
π/
5 in standard position on the axes shown below.
4.
Use a calculator to evaluate each of the following. Round your answers to two decimal places.
(a) sin(200
◦
)
(b) tan(2)
(c) csc(

20
◦
)
(d) tan
−
1
(2)
5.
A circular sector with a central angle of 1
.
20 radians has an area of 37
.
50 m
2
. Find the radius of the
circle. Answer in meters correct to two decimal places.
6.
From a radar installation at the top of a tower that is 150 ft tall, the lineofsight distance to an aircraft
is measured as 11
,
513 ft with an angle of elevation of 65
.
70
◦
. Find the altitude of the plane. Answer
in feet to the nearest ten feet.
7.
This problem concerns the following graph. Note that the scales on the axes are not the same.
1
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This note was uploaded on 12/15/2011 for the course MATH 1613 taught by Professor Kwon during the Fall '08 term at Oklahoma State.
 Fall '08
 KWON

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