Find the angle between v and w. Round your answer to one decimal place, if necessary.v = 2i,
w = j
A. 180°
B. 0°
C. 270°
D. 90°
Answer: D
Mathematics
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Simplify the rational expression. If the rational expression cannot be simplified, so state.
A. 
B. 
C. 
D. 
Mathematics
Calculate the perimeter for the given figure. Use 3.14 for ?. Round to hundredths if necessary.Rectangle topped by a semicircle
A. 89.55 ft B. 74.55 ft C. 98.10 ft D. 52.57 ft
Mathematics
Find the least common denominator of the rational expressions.
and 
A. 18x2 - 3 B. 18x( x - 3) C. 18( x2 - 3) D. 18x - 3
Mathematics
Use a calculator to give the value in degrees.tan-1(0.5774)
A. 32° B. 27° C. 60° D. 30°
Mathematics