It would be D. If you add all the numbers (-18, -81, 144) and divide it by 3 then you would get -81. I hope I helped!
select the one that says "no, the estimate should be higher."
Answer:
B)14.14
Step-by-step explanation:
a square is made of 2 right triangles
the two legs of one right triangle are both 10 so
using Pythagorean theorem we get the square root of 10^2+10^2
this solves to the square root of (200)
which is ≈ 14.14...
Neither the see attachments:
