document.write( "Question 971337: The height of the water, H, in feet, at a boat dock t hours after 6 A.M. is given by H=10+4sin(pi/4 * t). What is the height of the water at 10 a.m\r
\n" ); document.write( "\n" ); document.write( "a. 9.42 inches
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\n" ); document.write( "c. 10
\n" ); document.write( "d. 10.01
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Algebra.Com's Answer #802361 by CubeyThePenguin(3113)\"\" \"About 
You can put this solution on YOUR website!
Plug in t = 4.\r
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\n" ); document.write( "\n" ); document.write( "H = 10 + 4sin(pi/4 *4) = 10 feet
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