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this looks pretty easy but i have no idea how you do it can someone help?

thanks :)


This Looks Pretty Easy But I Have No Idea How You Do It Can Someone Help Thanks class=

Sagot :

So to find third angle
360 degrees - 305 = 55
Next sum of three angles in a triangle is 180
So 55 + 55 + x = 180
110 + x = 180
x = 180 - 110
x = 70