Answer:
x=7
Step-by-step explanation:
since it is the same side length,
3x+6 = 10x-43
3x-10x = -43-6
-7x = -49
x=-49/-7=7
please mark brainliest
Answer:
60 degrees
Step-by-step explanation:
The angles all have to add up to 180, so you can do

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Answer:
Step-by-step explanation:
Attached is the solution
Answer:
10
Step-by-step explanation:
D=
D=
D=
D=
D=10