document.write( "Question 1209076: A hot-air balloon, headed due east at an average speed of 25 miles per hour and at a constant altitude of 125 feet, passes over an intersection. Find the expression for the distance d (measured in feet) from the balloon to the intersection t seconds later. \n" ); document.write( "

Algebra.Com's Answer #847664 by ikleyn(52777) $\"\"$ $\"About$

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\n" ); document.write( "A hot-air balloon, headed due east at an average speed of 25 miles per hour and at a constant altitude of 125 feet,
\n" ); document.write( "passes over an intersection. Find the expression for the distance d (measured in feet) from the balloon
\n" ); document.write( "to the intersection t seconds later.
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document.write( "Convert 25 miles per hour to feet per second\r\n" );
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document.write( "    25 miles per hour =  =   feet per second\r\n" );
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document.write( "Apply the Pythagorean formula and get the desired expression for the distance\r\n" );
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document.write( "    d =  feet.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved, with complete explanations.\r
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\n" ); document.write( "\n" ); document.write( "Notice that the direction, in which the balloon moves along a straight line - does not matter.\r
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\n" ); document.write( "\n" ); document.write( "It can be East, West, North or South - the formula for the distance from the intersection remains the same.\r
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\n" ); document.write( "\n" ); document.write( "Enjoy (!)\r
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