Answer:
(x+2)1x-8)=0
x=-2 or x=8
Step-by-step explanation:
The given quadratic expression is

We equate this expression to zero to get:

Let us divide through by 2 to get:

Split the middle term to get:

Factor

Factor further to get

The solution are

Answer:
About 9.4
Step-by-step explanation:
64+25=89
sqr root of 89 is 9.4339
Day Sis you
1 -30 20
2 0 40
3 30 60
4 60 80
5 90 100
6 120 120
So day 6.
Answer:
So I'd say 20in^2 or 22in^2.
Step-by-step explanation:
I decided to make it into a full pentagon shape to just estimate.
So a pentagons sides are all equal so I counted the amount in boxes on the sides of the regular shape and most of them would be 3.5 if you changed the shape into a pentagon.
And I got:
--> 21.076
Answer:
16
Step-by-step explanation:
area of big triangle is 36
area of small triangle is 20
area of shaded is 36 - 20=16