Perform the indicated operation. Assume that variables represent positive numbers.
+ 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.A square plywood platform has a perimeter which is 6 times the length of a side decreased by 10. Find the length of a side.
A. 7 B. 2 C. 1 D. 5
Mathematics
Tell whether the angle is acute, right, obtuse, or straight.
A. Right B. Obtuse C. Acute D. Straight
Mathematics
Express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression.-45 and -40
A. |(-40) + (-45)| = -85 B. |(-40) - (-45)| = -5 C. |(-45) - (-40)| = 5 D. |-(-45) + (-40)| = 85
Mathematics
Evaluate the radical function at the given value of the variable.f(x) = - 
; find f(-6).
A. -6 B. 5 C. -5 D. 6
Mathematics