document.write( "Question 1189582: Given the formula A = 1/2 (a+b)h, find:
\n" ); document.write( "1. a if A = 360, b - 25, h = 16
\n" ); document.write( "2. b if A = 252, a = 18, h =12” \n" ); document.write( "

Algebra.Com's Answer #820985 by ikleyn(52782) $\"\"$ $\"About$

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\n" ); document.write( "Given the formula A = 1/2 (a+b)h, find:
\n" ); document.write( "1. a if A = 360, b - 25, h = 16
\n" ); document.write( "2. b if A = 252, a = 18, h =12
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document.write( "(1)  From  A = , you have\r\n" );
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document.write( "      = a + b,\r\n" );
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document.write( "     a = .\r\n" );
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document.write( "     Substitute given values A, h and b into the formula and calculate \"a\".\r\n" );
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document.write( "(1)  Similarly, from  A = , you have\r\n" );
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document.write( "      = a + b,\r\n" );
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document.write( "     b = .\r\n" );
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document.write( "     Substitute given values A, h and \"a\" into the formula and calculate \"b\".\r\n" );
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