Formula for the circumference:
C = π d
Use the estimate of 3.14 for π: 9.42 = 3.14 d
Divide both sides by 3.14: d = 9.42 / 3.14 They have very conveniently given you a round number: d = 3 so your answer is A
454
check...
same hundreds digit as ones : correct
value of tens digit is 50 : correct
value of ones digit is 4 : correct
The answer is B, Because f + e = c, a2 + b2 = c2.
Continuous
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