Test 1 - Final Exam Review

Find the exact value of sine and tangent of angle if (3, 2) is a point on the terminal side.

Answer explanation

sin = 22/11

tan  = 2/3

Find the coterminal angle for -330 degrees

Answer explanation

30 degrees

What is the reference angle for 225 degrees?

Answer explanation

45 degrees

Given that sec = -9/4 in quadrant II, what is tan?

Answer explanation

tan = -65/4

Find the exact value of cot(π/3) * sec(π/6)

Answer explanation

1. 2/3

Use your calculator to find cos(68°) and round to the nearest hundredth.

Answer explanation

0.37

Two people, one 14 feet behind the other, spot a flagpole. How tall is the flag pole if the angle of inclination from the closer person to the top of the flagpole is 55°, and the angle of inclination from the farther person to the top of the flagpole is 38°. Assume that the eye level of both individuals is 5 feet. (Round to the nearest hundredth).

Answer explanation

29.15 feet

Convert 150.3345° to DMS notation

Answer explanation

150.3345° → DMS = 150°20’4.2”

Convert 120°21’22” to a decimal in degrees

Answer explanation

120°21’22” = 120.356°

Find the length of the arc of a circle of radius 10 cm subtended by a central angle of 3. Round your answer to the nearest tenth.

Answer explanation

arc length = 10.5ft, to the nearest tenth