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8-5 Trig Angles of Elev and Depress.ppt
- 1. ANGLES OF ELEVATION AND DEPRESSION Jim Smith JCHS Section 8-5 spi.3.1.B
- 2. Angles Of Elevation And Depression Must Have One Horizontal Side. Elevation Depression
- 3. A B C ACB Is An Angle Of Elevation. DBC Is An Angle Of Depression. ABC Is Not An Angle Of Depression! D
- 4. Name The Angles Of Elevation And Depression 1 2 3 4 5 6 Depression Elevation Elevation Depression
- 5. Depression Elevation These Angles Are Alternate Interior Angles Theyre Congruent
- 6. A Skydiver Jumps From A Plane. When He Lands, The Angle Of Elevation From The Ground To The Plane Is 51属. If The Plane Maintains An Altitude Of 4000 Feet , What Is The Straight Line Distance From The Skydiver To The Plane? 4000 51属 X
- 8. A Tree Casts A Shadow 87 Feet Long. If The Angle Of Elevation From The Ground To The Top Of The Tree Is 50属, Find The Height Of The Tree. 50属 87 x
- 10. If The Kite Is 100 Feet High And The Angle Of Depression From The Kite To Wiley Is 39属, If Wiley Is Holding The String 4 Feet Off The Ground, Find The Distance Along The String The Lightening Must Travel To Reach The Key. 4 96 39 x 39
- 12. A rocket ship is two miles above sea level when it begins to climb at a constant angle of 3.5属 for the next 40 ground miles. About how far above sea level is the rocket ship after its climb? 3.5属 40 x 2
- 13. Two horses are observed by a hang glider 80 meters above a meadow. The angles of depression are 10.4属 and 8属. How far apart are the horses? 8尊 10.4尊 80 8尊 10.4尊
- 14. Two horses are observed by a hang glider 80 meters above a meadow. The angles of depression are 10.4属 and 8属. How far apart are the horses? 8尊 80 8尊 Tan 8属 = 80/x X = 569.2 x
- 15. Two horses are observed by a hang glider 80 meters above a meadow. The angles of depression are 10.4属 and 8属. How far apart are the horses? 10.4尊 80 10.4尊 y Tan 10.4 = 80/y Y = 435.9
- 16. Two horses are observed by a hang glider 80 meters above a meadow. The angles of depression are 10.4属 and 8属. How far apart are the horses? 80 8尊 10.4尊 569.2 435.9 569.2 435.9 = 133.3
- 17. A traffic helicopter pilot 60 meters above the road spotted two cars. The angles of depression are 10.2属 and 8.7属. How far apart are the cars?
- 18. A traffic helicopter pilot 60 meters above the road spotted two cars. The angles of depression are 10.2属 and 8.7属. How far apart are the cars? 8.7属 8.7属 60 Tan 8.7属 = 60/x X = 392.1 x
- 19. A traffic helicopter pilot 60 meters above the road spotted two cars. The angles of depression are 10.2属 and 8.7属. How far apart are the cars? 10.2属 10.2属 y Tan 10.2 = 60/y Y = 333.5
- 20. A traffic helicopter pilot 60 meters above the road spotted two cars. The angles of depression are 10.2属 and 8.7属. How far apart are the cars? 392.1 333.5 392.1 333.5 = 58.6