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3091.3. Circle in a triangle, centers location.

There is a circle line drawn in the triangle. Calculate the unknown angles, if ∢OMN=23° and ∢ONL=31°!


Write the answer!

N=
°
M=
°
L=
°
Grade:
8
Subject
Geometry
Theme
Circle line and triangle.
Subtheme
Circle in a triangle, centers location.

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