document.write( "Question 47984: Can someone help me with this problem?
\n" ); document.write( "\"solve by using similar triangles (cont.):\"\r
\n" ); document.write( "\n" ); document.write( "water is dripping out of a conical figure that has a diameter of 8 inches and a height of 12 inches. When the depth of the water is 8 inches, what is the radius of the water?\r
\n" ); document.write( "\n" ); document.write( "PLEASEE PLEASEE HELP!!!
\n" ); document.write( "thank you.
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Algebra.Com's Answer #31752 by pizza(14)\"\" \"About 
You can put this solution on YOUR website!
This is very hard to explain without a drawing, but I'm going to give it a try anyway. In short, you are looking for a triangle. To do this, you cut the cone in half, a vertical section, so that you see a triangle. I imagine this triangle with pointy bit below and base on top. It has height 12, and base 8. Hopefully, you can imagine this. Draw this triangle.\r
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\n" ); document.write( "\n" ); document.write( "When the water reaches a depth of 8, you get another triangle. On the trianlge above, draw a line, parallel to the base, somewhere in the middle. Hopefully, you see two similar triangles. The smaller triangle has height 8, and you have to calculate the base.\r
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\n" ); document.write( "\n" ); document.write( "You should get
\n" ); document.write( "base of smaller triangle = (height of smaller tirangle/height of larger triangle) x base of larger triangle\r
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\n" ); document.write( "\n" ); document.write( "And the radius is half the base.
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