document.write( "Question 122303: Please can you help me with this one?\r
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document.write( "The base of a 30-foot ladder is 10 feet from a building. If the ladder reaches the flat roof, how tall is the building? \n" );
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Algebra.Com's Answer #89790 by checkley71(8403) ![]() You can put this solution on YOUR website! YU HAVE A RIGHT TRIANGLE WITH AN HYPOTENUSE=30FEET & 1 BASE=10 FEET. \n" ); document.write( "THE OTHER SIDE WE CALL A. \n" ); document.write( "A^2+10^2=30^2 \n" ); document.write( "A^2+100=900 \n" ); document.write( "A^2=900-100 \n" ); document.write( "A^2=800 \n" ); document.write( "A=SQRT800 \n" ); document.write( "A=28.28 FEET IS THE HEIGHT OF THE BUILDING. \n" ); document.write( " |