document.write( "Question 96231: Help again! It seems there are different ways to figure out problems for rectangles, squares, and triangles. Is there a different formula for all of them. The questions I'm working with give me the perimeter I have to figure out the dimensions. I FEEL SO OVERWHELMED!\r
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document.write( "ex. A square has a perimeter of 28 feet. Find the length of each side.\r
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document.write( "ex. A triangle has a perimeter of 23 inches. The medium side is 3 inches more than the shortest side, and the longest side is twice the shortest side. Find the shortest side. \n" );
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Algebra.Com's Answer #70054 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! ex. A square has a perimeter of 28 feet. Find the length of each side. \n" ); document.write( "1st: Draw a picture of a square (rectangle with all sides equal) \n" ); document.write( "Label each side \"x\". \n" ); document.write( "EQUATION: \n" ); document.write( "Perimeter is the distance around the square: \n" ); document.write( "4x = 28 \n" ); document.write( "Divide both sides by 4 to get: \n" ); document.write( "x = 7 ft (lenght of each of the sides) \n" ); document.write( "========================== \r \n" ); document.write( "\n" ); document.write( "ex. A triangle has a perimeter of 23 inches. The medium side is 3 inches more than the shortest side, and the longest side is twice the shortest side. Find the shortest side. \n" ); document.write( "__________________ \n" ); document.write( "Draw a triangle. \n" ); document.write( "Label the shortest sides \"x\". \n" ); document.write( "Label the longest side \"2x\" \n" ); document.write( "Label the remaining side \"x+3\". \n" ); document.write( "------------------- \n" ); document.write( "EQUATION: \n" ); document.write( "The perimeter is the sum of the sides: \n" ); document.write( "x + 2x + x+3 = 23 \n" ); document.write( "Simplify the equation: \n" ); document.write( "4x+3 = 23 \n" ); document.write( "Subtract 3 from each side to get: \n" ); document.write( "4x = 20 \n" ); document.write( "Divide both sides by 4 to get: \n" ); document.write( "x = 5 (length of shortest side) \n" ); document.write( "x+3 = 5+3 = 8 (length of 2nd side) \n" ); document.write( "2x = 2*5 = 10 (length of the longest side) \n" ); document.write( "=================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |