Question

2. Find the angles of a triangle if sum of two angles of a triangle is 80° and their difference is
20​

Answer 1

Answer:

let the two angles be x and y

X+y=80

x-y=20

therefore,2x=100

so X is 50

substitute the value of X

50+y=80

so y is 30

Step-by-step explanation:

so the two sides are 50,30,100

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Answer 2

x+y=80. x-y=20. 2x=100 x=50 y=30 z=100