Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest tenth unless instructed otherwise.The foundation for a cylindrical fountain is a cylinder 13 in in diameter and 2 in high. How many cubic in of concrete are needed to build the foundation?
A. 163.3 in3
B. 530.7 in3
C. 265.3 in3
D. 1061.3 in3
Answer: C
Mathematics
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Simplify. 62 + 42 ÷ 22
A. 13 B. 25 C. 56 D. 40
Mathematics
Provide an appropriate response.Evaluate 570.
A. 1
B. 
C. 0
D. 57
Mathematics
Prove the identity.
?
What will be an ideal response?
Mathematics
Simplify.2.55 + 2.02 ? 2.09 - 2.92
A. 3.74 B. 3.8518 C. 6.6313 D. -3.7931
Mathematics