Question

prove that, the sum of the angels of a triangles is 180°​

Answer 1

Answer:

Above picture is example

$60 + 20 + x = 180 \\ 80 + x = 180 \\ x = 180 - 80 \\ x = 100$

Now x=100 know,

So

$80 + 20 + 100 = 180 \\ 80 + 100 = 180 \\ 180 = 180$

Step-by-step explanation:

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