Perform the addition.5 + 5.11

A. 10.11
B. 0.11
C. 10.21
D. -0.11


Answer: A

Mathematics

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Write the indicated function.A farmer's silo is the shape of a cylinder with a hemisphere as the roof. If the height of the silo is 112 feet and the radius of the hemisphere is r feet, express the volume of the silo as a function of r.

A. V(r) = ?(112 - r)r3 +  ?r2
B. V(r) = ?(112 - r) +  ?r2
C. V(r) = ?(112 - r)r2 +  ?r3
D. V(r) = 112?r2 +  ?r3

Mathematics

The given number expresses angle measure. Express the measure in terms of degrees.

A. 508° B. 504° C. 522° D. 486°

Mathematics

Solve the problem.You are planning to close off a corner of the first quadrant with a line segment 17 units long running from (x, 0) to (0, y). Show that the area of the triangle enclosed by the segment is largest when 

What will be an ideal response?

Mathematics

Decide whether the expression has been simplified correctly.(ab)4 = ab4

A. Not simplified correctly B. Simplified correctly

Mathematics