Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A hemisphere with diameter 7 cm
A. 89.8 cm3
B. 50.5 cm3
C. 179.5 cm3
D. 101.0 cm3
Answer: A
Mathematics
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Determine whether the relation is a function.{(-1, -6), (2, -5), (4, 9), (8, -5), (10, 3)}
A. Function B. Not a function
Mathematics
Find the area of a sector of a circle if the radius of the circle is 12.3 cm and the arc of the sector is 36°. Round the answer to two decimal places.
(a) 54.13 cm² (b) 3.86 cm² (c) 47.53 cm² (d) 7.73 cm²
Mathematics
Perform the indicated operation.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If a roof's slope is 0.5, how high will the roof rise over a 9-foot run?
A. 4
feet
B. 9 feet
C. 
feet
D. 18 feet
Mathematics