Provide an appropriate response.A machine cuts a 12-in. diameter frozen pizza into slices whose sides form 45° angles at the center of the pizza. What is the surface area of each slice to the nearest square inch?
A. 12 in2
B. 15 in2
C. 28 in2
D. 14 in2
Answer: D
Mathematics
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Solve the problem.If you measure the circumference of a circle to be 20 inches, estimate the length of its radius. Use ? on your calculator and round to the nearest hundredth.
A. 3.18 in. B. 4.18 in. C. 6.37 in. D. 3.33 in.
Mathematics
Write the fraction as a decimal. If necessary, use repeating decimal notation.1
A. 1.4
B. 1.45
C. 1.
D. 1.
Mathematics
Answer the questionSuppose z varies directly as x and inversely as the square of y. If x is doubled and y is tripled, what happens to z?
A. z is multiplied by 
B. z is six times as large as before
C. z is multiplied by 
D. z is one-sixth as large as before
Mathematics
Solve.
= 
A. 15
B. 
C. 4
D. 
Mathematics