Solve the problem.For a circle of radius 4 feet, find the arc length s subtended by a central angle of 30°. Round to the nearest hundredth.
A. 6.28 ft
B. 2.09 ft
C. 376.99 ft
D. 4.19 ft
Answer: B
Mathematics
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Solve the problem.Six strangers arrive at a business seminar and each person shakes hands with every other person. How many handshakes are there?
A. 15 B. 18 C. 20 D. 30
Mathematics
Solve the problems.Mary bought a pound of butter for 
and a gallon of milk for 
What was her total bill?
A. $4.53 B. $3.63 C. $4.63 D. $3.53
Mathematics
Find the area of the region under the given curve 
over the indicated interval.
?
?
A. 
B. 
C. 
D. ?
E. ?
Mathematics
Solve by any desired method. If there is no real number solution, say so.8x2 + 2 = 1570
A. x = 14 B. x = ± 14 C. x = ± 15 D. x = 785
Mathematics