The sum of a number and its additive inverse is
1 answer:
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18/2=9
9 is ur radius
Formula for circle:
times radius squared
pi*9^2
pi*81
pi~3.14
3.14*81=
254.34
9 is ur radius
Formula for circle:
pi*9^2
pi*81
pi~3.14
3.14*81=
254.34
A suitable calculator can row-reduce the augmented matrix.
first number: 3
second number: 1
third number: 8
first number: 3
second number: 1
third number: 8