Answer:
Step-by-step explanation:
a r t b e th e a n s w e r
3,200,000. 5 rounds up, so 1=2 , and you change every number after the 2 to 0's
AX = B
1 -1 -1 x 0
0 -2 -1 y = -2
2 1 0 z -4
x
y = A^-1 B
z
x -1 1 1 0 6
y = 2 -2 -1 . 2 = -8
z -4 3 2 4 14
Answer:
Step-by-step explanation:
radius = d/2=22/2=11
area=pi*r*r=22/7*11*11
=380.28
how to do it and the answers are above
i hope this help you
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