Find fraction notation.0.39393939 . . .

A.
B.
C.
D.


Answer: D

Mathematics

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  is an example of: ?

A. ?A reflection only. B. ?A glide reflection. C. ?A vertical translation and a reflection at a vertical line. D. ?A horizontal translation and a reflection at a vertical line. E. ?A reflection at a vertical line.

Mathematics

Add a constant term to the expression to make it a perfect square.x2 - ax

A.
B. - 
C.
D. - 

Mathematics

Solve the problem.Evelyn measured two rooms of her apartment and found that she needed 80.8 square meters of wallpaper for one room and 39.6 square meters for the other. How much wallpaper did she need?

A. 120.5 m2 B. 120.4 m2  C. 130.4 m2 D. 240.8 m2

Mathematics

Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form. + 

A.
B.
C.
D.

Mathematics