Choices for the first select
1 answer:
Answer:
1. None of the angles
2. Is not
3. Is not
Step-by-step explanation:
We can see if the triangles are congruent by ASA (angle, side, angle)
We find ∠F in DEF by 180-(64+78)=38 and 38 doesn't equal 39 so they are not congruent.
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The answer is 12, hope this helps
2x+6=60
2x=60-6
2x=54
x=54/2
x=27
27+27+6=60