1. Review Trig Functions

2. Vocab 1) The number of radians in one revolution is _______. 2) Sine and cosine are both negative in the ____ quadrant.

3. Conversions 1) Convert 95 o 15’ to DD 2) Convert 135 o to radians 3) Convert 3.2 to DMS

4. Coterminal

5. Apparent Size The apparent height of a building 3 km away is.02 radians. What is the height of the building? S =.06 km = 60 meters

6. Arc Length and Area A sector of a circle has an arc length of 10 cm and a central angle of 40°. a. Find its radius of the sector to the nearest hundredth. b. Find the area of the sector to the nearest hundredth.

7. Arc Length and Area A sector of a circle has perimeter of 20 cm and area of 16 cm 2 find all the possible radii. r = 8 or 2 cm

9. Trig Functions – Picture!

10. Evaluate 1) sec 124 o 2) cot 48 o 3) csc 4 4) tan 5 1)-1.792).90 3) -1.324) -3.38

11. Evaluate 1)12) undefined 3) 04) 0

12. Evaluate