Math, asked by Chris9171, 11 months ago

The sum of two angles of a triangle is 80° and their difference is 20° find all the angles

Answers

Answered by greengram544
0
 let the two angles be x and y 

x+y = 80

x-y= 20

adding the two equations above we get 2x = 100 this means x= 50 and y = 30 ... so the third angle will be 180 - (80) = 100

therefore the three angles are 50 30 and 100

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