A) If a square has a perimeter of 36 cm,
how long is each side of the square?
b)
The following shape is made by cutting an
equilateral triangle from a rectangle.
Find its perimeter.
7.2 cm
13 cm

a. square are all sides are equal

b. perimeter of rectangle =2(a+b)

at home andrea has 1 2/3 kilograms of rice

step-by-step explanation:

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