document.write( "Question 1158594: The segments GA and GB are tangent to a circle at A and B, and AGB is a 48-degree angle. Given that GA = 12 cm, find the distance from G to the nearest point on the circle. \n" ); document.write( "
Algebra.Com's Answer #781714 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The segments GA and GB are tangent to a circle at A and B, and AGB is a 48-degree angle. \n" ); document.write( " Given that GA = 12 cm, find the distance from G to the nearest point on the circle. \n" ); document.write( ": \n" ); document.write( "Draw a line from G, bisecting the 48 degree angle to the center of the circle \n" ); document.write( "Draw the radius to points A and B \n" ); document.write( "This forms two right triangles: one side = 12, one side = the radius and the \n" ); document.write( "hypotenuse the line from G to the center. \n" ); document.write( "the angles of this triangle, 24, 90 and 66 degrees \n" ); document.write( "Use the tangent of 24 degrees to find the radius \n" ); document.write( "tan(24) = \n" ); document.write( "r = 5.343 is the radius \n" ); document.write( "Find the hypotenuse (center to point g) using the cosine of 24 degrees \n" ); document.write( "cos(24) = \n" ); document.write( "h = 13.135 \n" ); document.write( "Find the distance from G to the circle \n" ); document.write( "13.135 - 5.343 = 7.79 cm from G to the circle \n" ); document.write( " |