Refer to the figure in which 
? 
and 
? 
. 
If m?ACD= 45° and AD = 14 cm, find AC.
Mathematics
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Factor the sum or difference of two cubes.729y3z - z
A. z(9y - 1)(81y2 + 1) B. z(9y + 1)(81y2 - 9y + 1) C. z(729y - 1)(y2 + 9y + 1) D. z(9y - 1)(81y2 + 9y + 1)
Mathematics
Provide an appropriate response.Explain why persons that are self-employed pay at a higher Social Security tax rate and a higher Medicare tax rate.
What will be an ideal response?
Mathematics
Estimate the sum or difference by rounding each number to the nearest hundred.
A. 2717 B. 2700 C. 2720 D. 2800
Mathematics
Find ?, if 
and
?
and ? in QI
?
A. 210
B. 30
C. 120
D. 45
E. 300
Mathematics