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  All Sites - 60 items found, showing 51 to 60

  1. Taking Pictures of the Earth - Annie Fetter
    Geometry, difficulty level 4. If you wanted to go out into space and take a picture of the earth, how far from the earth would you have to go to make sure that you got 1/4 of the equator in your picture? How about 1/3? ...more>>

  2. Tangents and Slopes - Leigh Nataro
    Trig/Calc, difficulty level 3. Use the tangent ratio to show that the product of the slopes of two perpendicular lines is -1. ...more>>

  3. Triangles, Sines, and Areas - Leigh Nataro
    Trig/Calc, difficulty level 3. Show that the area of any triangle is .5*b*c*sin(A). ...more>>

  4. The Unit Circle Triangle - Leigh Nataro
    Trig/Calc, difficulty level 2. Find the area of the largest right triangle in the first quadrant of the unit circle. ...more>>

  5. Up, Up, and Away (Part II) - Leigh Nataro
    Trig/Calc, difficulty level 3. Find the compass setting required to send a balloon on the shortest route from Honolulu, Hawaii, to Essex Junction, Vermont. ...more>>

  6. Up, Up, and Away (Part I) - Leigh Nataro
    Trig/Calc, difficulty level 4. Can you determine the shortest distance a balloon could travel from Essex Junction, Vermont, to Honolulu, Hawaii? ...more>>

  7. Where in the World is Essex Junction? - Leigh Nataro
    Trig/Calc, difficulty level 3. How far is Essex Junction, Vermont, from the equator? ...more>>

  8. Where Is Whitehall? - Leigh Nataro
    Trig/Calc, difficulty level 3. Find the distance from Whitehall, Pennsylvania, to the equator. ...more>>

  9. World Series Snafu? - Annie Fetter
    Geometry, difficulty level 2. Determine what's wrong with the "official" dimensions of "home plate" in baseball. ...more>>

  10. The World's Strongest Man Competition - Leigh Nataro
    Trig/Calc, difficulty level 2. How much force is needed to push a piano up an incline? ...more>>


 
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