Factor the trinomials that are perfect-square trinomials. If it is not a perfect square, respond "not a perfect square."x2 - 12x + 144
A. (x + 12)(x - 12)
B. not a perfect square
C. (x + 12)2
D. (x - 12)2
Answer: B
Mathematics
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Find the measure of the indicated angle in the figure.
A. 99° B. 54° C. 72° D. 144°
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Simplify. 216-1/3
A. -6
B. 
C. -72
D. 
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Provide an appropriate response.Simplify: 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the expression.
4
A. - 
B. -81
C. 81
D. 
Mathematics