Asked by Alyssa


Estimate the circumference of the circle to the nearest hundredth. Use π = 3.14.


17.27 cm


5.5 cm


33 cm


34.54 cm

Answered by Alyssa
It is 11 cm
Answered by Anonymous
Perhaps you could tell me the radius or the diameter?
Answered by Anonymous
if the radius is 11, C = 2 pi r = 22 pi = 69.08
if the diameter is 11 C = pi d = 11 pi = 34.54
Answered by Alyssa
11 cm, that is what I meant, sorry
Answered by Alyssa
Thanks, anonymous
Answered by Alyssa
could you help me with this one too please,

A circular clock face has a diameter of 7 inches. What is the area of the clock face? Round to the nearest tenth.


153.9 in.2


38.5 in.2


49 in.2


11 in.2

Answered by Anonymous
pi R^2 = pi D^2/4 = pi * 49/4 = 38.47 = 38.5
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