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phi
 one year ago
Best ResponseYou've already chosen the best response.0you need to know a few things. 1) how many degrees do the angles in a 5sided figure add up to ? 2) if you know angle G, you then could find the last (5th angle) of your figure

phi
 one year ago
Best ResponseYou've already chosen the best response.0the rule is (# of sides 2)* 180 for the number of degrees in a figure. for 5 sides, it is (52)*180 or 3*180= 540 degrees See http://www.mathsisfun.com/geometry/interioranglespolygons.html

phi
 one year ago
Best ResponseYou've already chosen the best response.0I woud use "sum of angles in a triangle add up 180" to find G then use sum of angles in 5 sides (pentagon) add up to 540 degrees to find x
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