Solve. Use ? ? 3.14 when necessary.Find the area of a circle whose radius is 7.5 yd. Round your answer to the nearest tenth.

A. 706.5 yd2 
B. 94.2 yd2
C. 47.1 yd2 
D. 176.6 yd2 

Answer: D

Mathematics

You might also like to view...

Use the graph to evaluate the limit.f(x)

A. -1 B. ? C. does not exist D. 1

View
Mathematics

If the statement is true for all sets C and D, write "true." If it is not true for all sets C and D, write "false." Assume that C ? ?, U ? ?, and C ? U.U ? ?

A. True B. False

View
Mathematics

Find a formula of the sequence. Use an notation. Use a graphing calculator table to verify your formula.2, 1, , , ...

A. an = 2 ? 2n-1
B. an =  (2)n-1
C. an = 2 n-1
D. an = 2 n-1

View
Mathematics

Determine whether the function is one-to-one by graphing and using the horizontal line test.f(x) = 6x - 6

A. Yes B. No

View
Mathematics