Find the exact value of the expression.cot 120°
A. - 
B. -1
C. - 
D. 
Answer: A
Mathematics
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Simplify, if possible.
? 
÷ 
A. 1
B. 
C. 
D. 
Mathematics
Determine whether the triangles in the given pair are congruent. If so, state the property that shows the triangles are congruent.
A. congruent; ASA B. congruent; AAS C. not congruent D. congruent; AAA
Mathematics
Provide an appropriate response.The amount of credit that should be received when a partial payment is made is calculated by dividing the partial payment by the complement of the discount.
A. True B. False
Mathematics
Factor the polynomial completely. If the polynomial cannot be factored, write "prime."81x - x5
A. x(9 + x2)(3 - x)(3 + x) B. x(x2 - 9)2 C. x(x2 + 9)2 D. prime
Mathematics