document.write( "Question 1034409: if a 225 pound box is resting on a sloping ramp, two forces are \"at work\" on the box as a result of its weight. one is the force f2 perpendicular to the ramp and the other, a friction force f1, is parallel to the ramp. find the sizes of these two forces if the ramp slopes at an angle of 15 degrees. \n" ); document.write( "
Algebra.Com's Answer #649080 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "If a 225 pound box is resting on a sloping ramp, two forces are \"at work\" on the box as a result of its weight.
\n" ); document.write( "One is the force f2 perpendicular to the ramp and the other, a friction force f1, is parallel to the ramp.
\n" ); document.write( "Find the sizes of these two forces if the ramp slopes at an angle of 15 degrees.
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\n" ); document.write( "\n" ); document.write( "See the lesson Using vectors to solve problems in Mechanics: Force in this site.\r
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\n" ); document.write( "\n" ); document.write( "F1 = 225*sin(15°) pounds.\r
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\n" ); document.write( "\n" ); document.write( "F2 = 225*cos(15°) pounds.\r
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