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Geometry Scavenger Hunt Tracy Pitcock Internet Items 1. What is the value of pi to 100 or more decimal places? (10 points) 3.14159 26535 89793 23846 26433 83279 50288 41971 69399 37510 58209 74944 59230 78164 06286 20899 86280 34825 34211 70679 82148 08651 32823 06647 09384 46095 50582 23172 53594 08128 48111 74502 84102 70193 85211 05559 64462 29489 54930 38196 44288 10975 66593 34461 28475 64823 37867 83165 27120 19091 45648 56692 34603 48610 45432 66482 13393 60726 02491 41273 72458 70066 06315 58817 48815 20920 96282 92540 91715 36436 78925 90360 01133 05305 48820 46652 13841 46951 94151 16094 33057 27036 57595 91953 09218 61173 81932 61179 31051 18548 07446 23799 62749 56735 18857 52724 89122 79381 83011 94912 98336 73362 44065 66430 86021 39494 63952 24737 19070 21798 60943 70277 05392 17176 29317 67523 84674 81846 76694 05132 00056 81271 45263 56082 77857 71342 75778 96091 73637 17872 14684 40901 22495 34301 46549 58537 10507 92279 68925 89235 42019 95611 21290 21960 86403 44181 59813 62977 47713 09960 http://www.answerbag.com/q_view/133793 2. Make a list of geometry terms that all begin with the same letter. Write a sentence for each one correctly using the term. (1 point each...up to 15 max) Acute angle - an angle whose measure is greater than 0 but less than 90 degrees; see obtuse angle Adjacent angles - 2 nonstraight and nonzero angles that have a common side in the interior of the angle formed by the noncommon sides Algorithm - a sequence of steps leading to a desired end Alternate exterior angles - exterior angles on alternate sides of the transversal (not on the same parallel line) Alternate interior angles - ditto as above, only with interior angles Altitude - height Altitude of a conic solid - the length of a segment whose endpoints are the vertex and a point on the plane of the base that is perpendicular to the plane of the base Altitude of a cylindric solid - the distance between the planes of the bases Altitude of a trapezoid - the distance between the bases of a trapeziod Altitude of a triangle - the perpendicular segment from a vertex to the line containing the opposite side of a triangle Ambiguous - not stable; changing Analytic geometry - see coordinate geometry Angle - the union of 2 rays that have the same endpoint; measured in degrees or radians (trig.); the five types of angles are zero, acute, right, obtuse, and straight Angle bisector - a ray that is in the interior of an angle and forms two equal angles with the sides of that angle Angle measure between a line and a plane - the smallest of the angles formed when a line intersects a plane http://library.thinkquest.org/2647/geometry/glossary.htm#b 3. What are the Platonic Solids and what do they look like? (15 points) is a convex polyhedron that is regular, in the sense of a regular polygon. There are precisely five Platonic solids (shown below). Tetrahedron Cube (or hexahedron) Octahedron Dodecahedron (Animation) (Animation) (Animation) (Animation) Icosahedron http://en.wikipedia.org/wiki/Platonic_solid 4. What are the names of 2 types of Non-Euclidean Geometries? (10 points) The 2 types of non-Euclidean geometries are hyperbolic geometry and ellptic geometry. http://wiki.answers.com/Q/What_are_two_types_of_Non-Euclidean_Geometries 5. How many books in Euclid's Elements ? What is the title of Book Thirteen?(10 points) Thriteen, Propositions http://books.google.com/books?id=lxkPAAAAIAAJ&dq=many+books+euclid+elements+title+ book+thirteen&printsec=frontcover&source=bn&hl=en&ei=LDaES77ICsKNlAfhqOSRAg&sa =X&oi=book_result&ct=result&resnum=4&ved=0CBUQ6AEwAw#v=onepage&q=&f=false 6. Find a web site/ envelope/ letterhead/ business card with a geometric logo. (10 points) 7. What are 3 devices used to measure angles? (15 points) Protractor, compass, rulers http://wiki.answers.com/Q/What_are_three_devices_used_to_measure_an_angle 8. Find 3 female mathematicians. What is their nationality or country, birth date and what was their contribution to math and science? (15 points) Elena Cornaro Piscopia was born in Venice 1646, first woman to earn a doctoral degree, 9. What is a tessellation? Include a picture of a tessellation. (10 points) 10. Find a comic that involves math. Print it out. Tell me why it is humorous? (15 points) 11. What is the number of hexagons and pentagons on an "official" soccer ball? (10 points) 12. Locate a picture of a work of art, print it and describe its geometric pattern(s). (10 points) 13. Visit a Web site about "Pi Day". When is it? Describe an activity that has been done on Pi Day OR e-mail me a Pi day Greeting Card. ([email protected]) (10 points) 14. Visit the following web site A Plus Math and play MATHO or the Hidden Picture game. Give a brief description of your individual game [ex: what was the hidden picture, what was your time and type of MATHO (vertical, horizontal, oblique)] (10 points) 15. Visit the Math in Daily Life web site. Pick an activity, explore the activity and write a summary of what you did and learned from it. (15 points) 16. Visit a Geometry Web Site of your choice. Give its URL and a brief description of why you chose it/ why it is interesting. (10 points) 17. Find pictures of traffic signs and the various shapes of traffic signs. State what is the significance of each shape. (1 point each...up to 10 max) 18. Create your own scavenger hunt item for the Internet. Give the URL of the Web site where this item can be found. (10 points)