Find the missing angles in the following triangles.
Four triangles with missing angles labeled x and y, showing various angle measurements including 70°, 45°, 110°, 62°, 51°, 70°, and 120°, with one triangle having an exterior angle of 120°.
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Four triangles with missing angles labeled x and y, showing various angle measurements including 70°, 45°, 110°, 62°, 51°, 70°, and 120°, with one triangle having an exterior angle of 120°.
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