# Theta Geom Answers with solutions.pdf - Mu Alpha Theta 2006...

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AnswersMu Alpha ThetaTheta Geometry2006 National ConventionTheta Division1.Bor E2.C3.C4.C5.D6.D7.B8.D9.E10.B11.A12.C13.C14.D15.A16.B17.E18.D19.A20.D21.A22.D23.C24.D25.B26.D27.A28.B29.E30.B
SolutionsMu Alpha ThetaTheta Geometry2006 National ConventionTheta DivisionSOLUTIONS1.(B)The other leg of the triangle is 48, and the circumference of the semicircle is22(7)227rπ==.The sum is.224850120++=2.(C)The wheel’s circumference is34228rπππ2===.5232242==.3.(C)The only way to score 10 points is to score 3+7, 7+3, or 5+5.The sum of therespective probabilitiesis73375567161616161616256⎞⎛⎞⎛⎞⎛++=⎟⎜⎟⎜⎟⎜⎠⎝⎠⎝⎠⎝4.(C)By definition.5.(D)The square’s perimeter is24425.62rr=r.The hexagon’s perimeter is 6r.The circle’scircumference is26.3rrπ.6.(D)An interior angle of a regular dodecagon (whichisthe supplement of an exterior angle) is180 (122)15012°=°.7.(B)The woman ends 2 miles east and 6 miles south of her starting point, a distance of222640+=.

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Term
Summer
Professor
cindy evans
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