Solve. Round your answer to the nearest tenth.Find the area of a circle with a diameter of 21 centimeters.
A. 65.9 cm2
B. 346.2 cm2
C. 1384.7 cm2
D. 131.9 cm2
Answer: B
Mathematics
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Evaluate the expression using the given values.
; x = 11, y = 12
A. 58 B. 61 C. 127 D. 122
Mathematics
Use long division to determine whether the binomial is a factor of f(x).f(x) = x4 - 10x3 + 35x2 - 50x + 24; x - 2
A. Yes B. No
Mathematics
Find the prime factorization of the number.350
A. 2 ? 2 ? 5 ? 5 ? 7 B. 14 ? 5 ? 5 C. 2 ? 5 ? 7 D. 2 ? 5 ? 5 ? 7
Mathematics
Find the sum.15
+ 
A. 7
B. 7
C. 22
D. 21
Mathematics