Find the area of a circle with radius 3.8 ft. Use 
and round to the nearest tenth.
A. 181.4 
B. 45.3 
C. 11.9 
D. 23.9 
Answer: B
Mathematics
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Sketch the graph of the function.y = ln (x2 + 1)
A. 
B. 
C. 
D. 
Mathematics
Find the requested measurement. Use ? ? 3.14 and round your answer to the nearest hundredth.Find the circumference.
A. 14.76 cm B. 7.38 cm C. 17.34 cm D. 29.52 cm
Mathematics
Solve the problem.A lot is in the shape of a right triangle. The shorter leg measures 60 meters. The hypotenuse is 20 meters longer than the length of the longer leg. How long is the longer leg?
A. 60 m B. 80 m C. 120 m D. 100 m
Mathematics
Find the area of the figure. 
A. 14 square units
B. 
square units
C. 2
square units
D. 4
square units
Mathematics