Why does -2.4-(-7)have the same result as -2.4+7? Explain your reasoning.
2 answers:
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Find the circumference of the circle and show work. [refer to
attachment]
Formula for Circumference of a Circle:-
Where
- C = circumference
- π = pi (3.14…)
- r = radius, which in this case is equal to 8
Substitute the value of r and solve:-
C=2π(8)
On simplification,
C=16π
On further simplification,
C=50.3
Therefore, we conclude that the circumference of this circle is
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