A dance floor is in the shape of a rectangle.
It is 25 meters long and 24 meters wide.
What is its perimeter?
C
meters
Х
5
?

98

Step-by-step explanation: 25+24+25+24

There are two parts to a rectangle. The opposite sides are the same. You add them all up to equal 98.

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hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb