document.write( "Question 78899: Hi, Could someone help me on these problems please? Thank you!
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document.write( "1. A convex 14-gon has six interior angles that each measure 164 degrees. If the remaining interior angles are congruent, what is the measure of each remaining angle?\r
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document.write( "2. Polygon OPQRSTUVWXYZ is a regular dodecagon. If line QR and XY intersect at point J, find measure angle QJK. \r
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Algebra.Com's Answer #56597 by mathdoc314(58)![]() ![]() ![]() You can put this solution on YOUR website! 1. \n" ); document.write( "The exterior angles add up to 360 total. \n" ); document.write( "This is a convex 14-gon. \n" ); document.write( "If six of the interior angles each meausre 164 degrees and the remaining ones are congruent then:\r \n" ); document.write( "\n" ); document.write( "8 x + 6 * (180-164) = 360 \n" ); document.write( "8 x + 6 * 16 = 360 \n" ); document.write( "8x + 96 = 360 \n" ); document.write( "8x = 264 \n" ); document.write( " x = 264 / 8 = 33 degrees \n" ); document.write( "The remaining interior angles measure (180-33) degrees which is 157\r \n" ); document.write( "\n" ); document.write( "It is a miracle for sure\r \n" ); document.write( "\n" ); document.write( "2. This is pretty funny. The main problem is in counting the letters\r \n" ); document.write( "\n" ); document.write( "QR to RS: 1 \n" ); document.write( "RS to ST: 2 \n" ); document.write( "ST to TU: 3 \n" ); document.write( "TU to UV: 4 \n" ); document.write( "UV to VW: 5 \n" ); document.write( "VW to WX: 6 \n" ); document.write( "WX to XY: 7 \n" ); document.write( "There are only 12 sides on this thing so I have gone around more than halfway. The right number to use for the number of angles turned is 5\r \n" ); document.write( "\n" ); document.write( "The angles are all the same measure going from one side to another in going around this regular dodecahedron (12 sides) and they measure 360/12 degrees which is 30 degrees on each turn\r \n" ); document.write( "\n" ); document.write( "The answer, I think, is 30 degrees * 5 turns which is 150 degrees \n" ); document.write( "You may want to draw a diagram to see if this is reasonable.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |