Two significant figures.
The trailing zero is not significant
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According to the table ;

Let's check that in which of the equations it happens.
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A )




Wrong
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B )




Correct.
Thus this option is the correct answer.
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C )
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Wrong
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Answer: B
Step-by-step explanation: An exterior angle is an angle that exceeds 90 degrees (2,3) but not a straight line
Answer:
set compass to the radius of the circle
Step-by-step explanation: when constructing an equilateral triangle by hand . circle constructing by set compass to the radius of the circle and rotate it and come to the initial point
Answer:
0.137
Step-by-step explanation: