Assume the pentagon in the star is regular. The measure of ?A is?

(a) 36°

(b) 54°

(c) 72°

(d) 108°

(e) 144°




(a) 36°

Mathematics

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Solve the problem and answer the question.Two times the reciprocal of a number equals 44 times the reciprocal of 55. Find the number.

A. 13
B. 110
C.
D.

Mathematics

Graph the inverse of the function plotted, on the same set of axes. Use a dashed curve for the inverse.

A.

B.

C.

D.

Function is its own inverse.

Mathematics

Provide an appropriate response.The formula used to find the volume of the frustum of a square pyramid is  where b is the length of the base, a is the length of the top, and h is the height. Try to visualize the figure if   Calculate the volume if   and 

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A. 16,195,277 cubic feet
B. 16,194,277 cubic feet
C. 16,194,377 cubic feet
D. 64,009 cubic feet

Mathematics

Solve.In one week, Manisha worked 30.25 hours walking dogs and earned $259.25, including tips. How much did Manisha earn per hour? Round to the nearest cent if necessary.

A. $8.57 B. $8.55 C. $8.67 D. $8.59

Mathematics