Answer:
A
Step-by-step explanation:
The given angles are vertical and thus congruent, so
3x = x + 40 ( subtract x from both sides )
2x = 40 ( divide both sides by 2 )
x = 20 → A
Answer:
Answer: LA=2π rh
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Step-by-step explanation:
Answer:
A
Step-by-step explanation:
if these are fractions than its A.
2x-4=2
4x-5=5/4