Evaluate the square root if possible. If the square root is irrational, write the approximate value rounded to two decimal places. If the square root is not a real number, so state.
A. 19
B. 12
C. not a real number
D. 
Answer: A
Mathematics
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A point lying on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(-7, 8) Find tan ?.
A. - 
B. - 
C. - 
D. 
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Use a proportion to solve the problem. Round to the nearest tenth as needed.A building casts a shadow 18 m long. At the same time, the shadow cast by a 44-cm tall pole is 95 cm long. Find the height of the building.
A. 37.4 m B. 6.8 m C. 8.3 m D. 38.9 m
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Find the perimeter of the geometric figure.
A. 4r3 + r2 + 10r + 10 B. 4r3 + 11r + 10 C. r3 + 4r2 + 10r + 10 D. r3 + 3r2 + 11r + 10
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List all the elements of B that belong to the given set.B = {2, 
, -18, 0, 
, 
, 0.59}Rational numbers
A. 
B. 
C. 
D. 
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