

I think that's what your looking for
Answer:
The best estimate for 43x78 is 40x80
Step-by-step explanation:
43 rounded to the nearest ten is 40.
78 rounded to the nearest ten is 80.
The answer to 40x80 is 3200
Answer:
29
Step-by-step explanation:
y+y-x
5+5-6
10-6
4
(2+y)=6 (is there suppose to be a "z" anywhere?)
(2+6)=6
(hj - h)
(3(6) - 3)
(36 - 3)
33
x+y+y
5+2+2
7+2
9
The formula for a hemisphere is: 2/3 π r
if there was a problem to solve, i would be happy to do it.