It's D, it's the only one where it has a -6 at the end other than A, but if you look at the A when distributed there isn't a 23x<span />
Answer:
You add all of the sides... or you can multiply one side with 4.
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Answer:
Step-by-step explanation:
area formula is
π
plug in values:
9π
which equals
28.2743339
or you can write 9π im not sure what your teacher prefers
circumference formula is
2πr
which equals
6π
or
18.8495559
When Completing the square you take the 'b' term and divide it by 2, then square it.
3/2, (3/2)^2 = 9/4
Letter C