Classify the angle as acute, right, obtuse, or straight.
A. right
B. obtuse
C. acute
D. straight
Answer: C
Mathematics
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Solve.Use the approximations ln A ? 2.554 and ln B ? 0.330 together with the properties of natural logarithms to calculate an approximation to ln 
.
A. 0.844 B. 2.884 C. 2.224 D. 2.554
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.
(
+ x
)
A. 5 + 5x
B. 5 + x
C. 5 + 5x
D. 10 + x
Mathematics
Solve for part in the problem. Round to the nearest hundredth, if necessary.40% of 1376 inches
A. 550.4 in. B. 55.04 in. C. 5504 in. D. 55,040 in.
Mathematics
Write the exponential expression with positive exponents. Simplify if possible.216-1/3
A. 
= - 
B. 
= 
C. 
= 
D. -2161/3 = - 6
Mathematics