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LETS HEAR IT FOR CONES !. FACTS ABOUT CONES. They are everywhere Used in many ways Low-tech – snow cone cups, paper hats, etc. High-tech – rocket nose cones Used by celebrities like: Dan Aykroyd Madonna. You, too, can learn to make cones !. “If I can do it, anyone can!”.
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FACTS ABOUT CONES • They are everywhere • Used in many ways • Low-tech – snow cone cups, paper hats, etc. • High-tech – rocket nose cones • Used by celebrities like: • Dan Aykroyd • Madonna
You, too, can learn to make cones ! “If I can do it, anyone can!” Quote does not belong to Al Gore
Get ready for . . . CONE ENCOUNTERS OF THE WORST KIND
RIGHT CONE WRONG CONE (OBLIQUE) THE “RIGHT” CONE
VERTEX VERTEX SLANT HEIGHT B SLANT HEIGHT B SLANT HEIGHT A SLANT HEIGHT A PATTERN ANGLE C PATTERN CONE ? BASE RADIUS R CONE & PATTERN ATTRIBUTES
GENERAL EQUATION: BASE RADIUS SLANT HEIGHT PATTERN ANGLE = 360° SPECIFIC EQUATION: 3.25” 3.25” 6” 1.88” 6” 6” C = 360° 112.8° 1.88” PATTERN ANGLE CALCULATION EXAMPLE
TAB CONSTRUCTINGTHE PATTERN
SUMMARY • CONSTRUCTING CONES • Skills needed: • Hand-eye coordination • Knowledge of basic algebra • Data needed: • Base radius of desired cone • Slant height of desired cone • Tools needed: • Ruler, compass, and pencil, or . . . • CAD system • Paper, sheet metal, etc. • Appropriate cutting tools
DEFINITION:contestn. from the ancient atlantean words Con (cone) and Test (test), meaning “cone test”. So, here is your “CONTEST”
A right cone has abase circumferenceof 18.85 inches,and a slant heightof 9 inches. What is the central angle of its flat pattern?
CHOICES: • 60 degrees • 180 degrees • 141.4 degrees • None of the above
ANSWER:D. None of the above Correct answer is: 120 DEGREES (1/3 of a circle)
CONGRATULATIONS! You are now an official CONEHEAD! Go consume mass quantities
CREDITS Producer: Dave “Little Finger” Manning Director: Darin “Big Finger” Taylor ELK MARBLE STUDIOS Copywrong 2006 all wrongs reserved