There is a right triangle ABC with 
, 
, and 
class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_df048d1e9e1b416994be73405" /> Use a calculator to find cos A. Round your answer to the nearest hundredth.
?
A. 0.87
B. 0.86
C. 0.48
D. 0.49
E. 0.85
Answer: A
Mathematics
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Let A = {q, s, u, v, w, x, y, z}, B = {q, s, y, z}, 
and 
Specify the following set.A ? D
A. {q, s, u, v, w, x, y} B. {s, u, w} C. {s} or D D. {v, x}
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Match the system of inequalities with one of the graphs.x2 + y2 ? 81x + y > 3
A. 
B. 
C. 
D. 
Mathematics
Determine whether the given point is on the graph of the equation.y = 
; 
A. Yes B. No
Mathematics
Find the sum and simplify the answer. 
A. 
B. 
C. 
D. 
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