Refer to the figure in which O is the center of the circle, ray PA is a tangent, m?BOC = 80°, PE = 10 ft, PD = 12 ft, PB = 19 ft, ER = 4 ft, ER = 4 ft, and BR = 5 ft.
Find m?PAR.
(a) 20° (b) 40° (c) 60° (d) 90°
(d) 90°
Mathematics
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Solve by the substitution method.
= 56x = 10 + 15y
A. 
B. 
C. {(x, y)|
= 5}
D. ?
Mathematics
Convert. When necessary, round the answer to two decimal places.5
gallons = ____ pints
A. 92
B. 46
C. 23
D. 11
Mathematics
Give an expression that generates all angles coterminal with the given angle. Let n represent any integer.-319°
A. -319° + 2n? B. -319° + n ? 360° C. -319° + n ? 180° D. -319° + n ? 90°
Mathematics
At a small airport, Runway 11-29 is 
ft long and 
ft wide. What is the area of the runway?
A. 4,269 ft 2 B. 530.380 ft 2 C. 8,459 ft 2 D. 331,010 ft 2 E. 8,538 ft 2
Mathematics