Calculate the perimeter for the given figure. Use 3.14 for ?. Round to hundredths if necessary.Rectangle topped by a semicircle

A. 89.55 ft
B. 74.55 ft
C. 98.10 ft
D. 52.57 ft


Answer: B

Mathematics

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Use a spherical coordinate integral to find the volume of the given solid.the solid between the spheres  and 

A. ?
B. ?
C. ?
D. ?

Mathematics

Evaluate the exponential expression.105 ? 40

A. 60,000,000 B. 40,000 C. 4,000,000 D. 600,000

Mathematics

Solve the system by substitution or elimination. If a system is inconsistent or has dependent equations, say so.x - 3y = 1x = 5 + 3y

A. {(1, 0)}
B. {(x, y)}; dependent equations
C. {(1, 3)}
D. ?; inconsistent system

Mathematics

Determine whether the equation is true or false.  = 

A. False B. True

Mathematics