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Mathematics in the fourth grade of primary school: Angle 1 is 85 degrees more than Angle 2, and Angle 2 is more than Angle 3 10 degrees.
Angle 2:
( 180 + 10 -85 )÷3
= 105 ÷3
=35
Angle 1
:35 +85 = 120
Angle 3
:35 - 10 =25
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