document.write( "Question 1022027: A cone whose base diameter and vertical height are 24cm and 5cm respectively is unfolded to form a sector of a circle.(a) calculate the radius of the sector (b)calculate the angle of the sector \n" ); document.write( "
Algebra.Com's Answer #637697 by josgarithmetic(39618)\"\" \"About 
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The base circumference will be missing from the unfolded circular surface. The radius of this unfolded circle will be same as slant height of the cone.\r
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\n" ); document.write( "\n" ); document.write( "\"L=sqrt%28%2824%2F2%29%5E2%2B5%5E2%29\"
\n" ); document.write( "\"L=sqrt%28144%2B25%29\"
\n" ); document.write( "\"L=sqrt%28169%29\"
\n" ); document.write( "\"highlight%28L=13%29\"---------radius of this sector\r
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\n" ); document.write( "\n" ); document.write( "If this unfolded part were a full circle, circumference would be \"2%2Api%2A13=highlight%2826pi%29\"; \r
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\n" ); document.write( "\n" ); document.write( "The circumference of the base: \"2%2Api%2A%2824%2F2%29=24pi\";
\n" ); document.write( "Angle of this sector is \"360%28%2826-24%29%2F25%29=360%282%2F25%29=144%2F5=highlight%2828.8%2Adegrees%29\".
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