The area of the triangle is represented by the formula A = √——— s(s − 21)(s − 17)(s − 10) , where s is equal to half the perimeter. What is the height of the triangle?

the answer is d

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

answer:

step-by-step explanation:

15.36 per mile

but forgot to round

i am pretty sure