Refer to right triangle ABC with 
. Solve for all the missing parts using the given information.
?
, 
ft
?
Apply the rules regarding the use of significant digits when determining your answer.
?
__________
?
__________ ft
?
__________ ft
What will be an ideal response?
72; 4.3; 1.4
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Refer to this figure to answer the question. Assume 
and 
are parallel.
What is the vertex of ?DEI?
A. I B. E C. D
Find the real number solution set of the equation or inequality shown below the graph. y = f(x)
f(x) > 0
A. (-?, ?) B. {-4} C. (-?, -4) ? (-4, ?) D. ?
Write the phrase as a variable expression. Use x to represent "a number."Nine times the sum of a number and -40
A. 9+ x + (-40) B. 9x + (-40) C. 9[x + (-40)] D. 9x - (-40)
Find the indicated angle.Identify the pair or pairs of complementary angles.
A. ?ABD and ?FBC B. ?ABD and ?FBC; ?DBE and ?EBF C. ?ABD and ?EBF; ?DBE and ?FBC D. ?DBE and ?EBF