document.write( "Question 156246This question is from textbook
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document.write( ": I have a couple of questions, please reply ASAP!\r
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document.write( "1. Find the angles formed by the clock @\r
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document.write( "a. 4:45
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document.write( "~My answer= I do not know how to do it, please show me the EXACT WAYS AND STEPS!\r
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document.write( "b. 4:35
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document.write( "~My answer = 77.5 or 72.5, please show how to do...\r
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document.write( "c. 11:20\r
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document.write( "~My answer is 140 degrees\r
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document.write( "I do NOT KNOW HOW TO SOLVE THESE KINDS OF PROBLEMS SO PLEASE BE SPECIFIC IN HELPING ME! I WANT TO KNOW THE TECHNIQUE!\r
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document.write( "I AM IN HONORS GEOMETRY- and I am an 8th grader \n" );
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Algebra.Com's Answer #115519 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! 1. Find the angles formed by the clock @ \n" ); document.write( ": \n" ); document.write( "One way is to find the angle of each hand in relation to 12 o'clock (0 degrees) \n" ); document.write( ": \n" ); document.write( "We know the hour hand moves 1/12 * 360 or 30 degrees per hr \n" ); document.write( "We know the minute hand moves 360/60 or 6 degrees per min \n" ); document.write( ": \n" ); document.write( "a. 4:45 \n" ); document.write( "; \n" ); document.write( "Convert the min portion to decimal hrs: 4:45 = 4.75 (45/60) \n" ); document.write( "; \n" ); document.write( "Find the position (in degrees) of the hr hand: 4.75 * 30 = 142.5 degrees \n" ); document.write( ": \n" ); document.write( "Find the position (in degrees) of the min hand: 45 * 6 = 270 degrees (obviously) \n" ); document.write( ": \n" ); document.write( "Find the difference: 270 - 142.5 = 127.5 degree angle formed at 4:45 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "b. 4:35 \n" ); document.write( ": \n" ); document.write( "Convert the min portion to decimal hrs: 4.35 = 4.833 \n" ); document.write( ": \n" ); document.write( "Find the position of the hr hand: 4.833 * 30 = 137.5 degrees \n" ); document.write( ": \n" ); document.write( "Find the position of the min hand: 35 * 6 = 210 degrees \n" ); document.write( ": \n" ); document.write( "Find the difference: 210 - 137.5 = 72.5 degree angle formed at 3:35 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "c. 11:20 \n" ); document.write( ": \n" ); document.write( "Decimal hrs: 11:20 = 11.333 \n" ); document.write( "; \n" ); document.write( "hr hand: 11.333 * 30 = 340 degrees \n" ); document.write( ": \n" ); document.write( "Min hand: 20 * 6 = 120 degrees \n" ); document.write( ": \n" ); document.write( "The difference: 340 - 120 = 220 degree angle formed at 11:20 \n" ); document.write( "or from the other side: 360 - 220 = 140 degrees \n" ); document.write( ": \n" ); document.write( "Did these steps help you?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |