Find the missing length in the similar triangles.
A. x = 15
B. x = 10
C. x = 5
D. x = 7
Answer: B
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Use the fact that 
to evaluate the expression without using a calculator.
?
Fill in the blank(s) with the appropriate word(s).
Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places.(-56, 46) and (-63, -36)
A. 14,261
B. 
? 82.298
C. 
? 119.419
D. 14,061
Solve the problem.If there are x teams in a sports league and all the teams play each other twice, a total of N(x) games are played, where N(x) = x2 - x. A soccer league has 10 teams, each of which plays the others twice. If the league pays $47 per game for the field and officials, how much will it cost to play the entire schedule?
A. $4324 B. $4700 C. $4230 D. $5170
Solve the problem.A cereal factory has weekly fixed costs of $24,000. It costs $1.16 to produce each box of cereal. A box of cereal sells for $3.99. Find the rule of the revenue function r(x) that gives the total weekly revenue from selling x boxes of cereal.
A. c(x) = 24,000 + 3.99x B. c(x) = 3.99x C. c(x) = 2.83x D. c(x) = 24,000 + 2.83x