Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 + 
x
A. 
; 
2
B. 
; 
2
C. 
; 
2
D. 
; 
2
Answer: B
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Use a fraction to represent the shaded area of the figure.
A. 
B. 
C. 
D. 
Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find a if A = 62.5° and b = 9 m.
Fill in the blank(s) with the appropriate word(s).
Solve the problem. Round to the nearest cent.An invoice for computer parts totals $586, including $4.21 for shipping and insurance. The terms are 3/10, n/45. If this invoice is paid within 10 days, how much is owed?
A. $568.42 B. $523.61 C. $581.79 D. $568.55
Solve the problem.The area of a trapezoid is calculated with the formula A = 
h(B + b), where h is the height, B is length of one base, and b is the length of the other base. Find the area of the trapezoid.
A. 68
m2
B. 136
m2
C. 119
m2
D. 68
m2