Answer:
the mean = 9, and the mean deviation = 3.75
Hope this helps! :)
(a) 8.64 hours (b) 5.68 hours (c) .74 hours (44.4 minutes)
Answer:
x=-3+√19, x=-3-√19
Step-by-step explanation:
x^2+6x=10
x^2+6x-10=10-10
x^2+6x-10=0
a=1 b=6 c=-10 - use the quadratic formula
x=-3+√19, x=-3-√19
I hope this helps!
Answer:
7.) 138.71
8.) 250
Step-by-step explanation:
Was this the answer you were looking for?
You just have to figure it where you can place 2 solid lines and get 10 triangles ( i can only get 9). Think about the pentagon in the middle of the triangles and see if somehow you can create more triangles using only the two straight lines.
