Find the measure of the unknown angles. Figures are not drawn to scale.
Find the measure of ?x.
A. 171°
B. 161°
C. 71°
D. 109°
Answer: B
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Give an appropriate answer.How are the partial derivatives ?f/?x and ?f/?y of a function f(x,y) defined? How are they interpreted and calculated?
What will be an ideal response?
Solve the problem.The graph shows the total cost y (in dollars) of owning and operating a minivan where x is the number of miles driven.
Find the slope of the line passing through the two points shown and use your answer to complete this statement: For the range of miles shown, the cost of owning and operating a minivan increases by approximately 
per 
style="vertical-align: -10.0px;" /> driven. A. $0.18 per mile B. $20.00 per mile C. $5.67 per mile D. $0.25 per mile
Graph the solution set of the inequality in the rectangular coordinate plane.?x? ? 5
A. 
B. 
C. 
D. 
Simplify the expression using the order of operations. Write the answer as an improper fraction where appropriate.7 - 6[7 - (2 + 7)]
A. -65 B. 19 C. 12 D. -2