Perform the indicated operations.
A. 15
B. 4
C. 6
D. 9
Answer: C
Mathematics
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Convert as indicated. If necessary, round to two decimal places.12.9 inches to centimeters
A. 1.07 cm B. 32.77 cm C. 154.8 cm D. 5.08 cm
Mathematics
Find the area of a sector of a circle having radius r and central angle ?. If necessary, express the answer to the nearest tenth.r = 44.6 cm, ? = 
radians
A. 76.5 cm2 B. 480.8 cm2 C. 5.4 cm2 D. 240.4 cm2
Mathematics
Find the measures of x, y, and z in the figure.Given that m
n
A. ?x = 167° ?y = 13° ?z = 167° B. ?x = 13° ?y = 167° ?z = 13° C. ?x = 13° ?y = 167° ?z = 167° D. ?x = 13° ?y = 13° ?z = 13°
Mathematics
Perform the indicated operation.(4r - 4)(4r - 4)
A. 16r2 + 16r - 32 B. 4r2 - 32r - 33 C. 4r2 - 33r + 16 D. 16r2 - 32r + 16
Mathematics