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AveGali [126]
2 years ago
9

Find the area of the regular octagon.

Mathematics
2 answers:
scZoUnD [109]2 years ago
8 0

Answer:

3*4

=12 sq. cm

= 12 cm²

Leokris [45]2 years ago
3 0

Answer:

48cm^{2}

Step-by-step explanation:

A=4ah=4*4*3=48 cm^{2}

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What’s the answer for -3(r-4)_>0
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Answer:

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-3(r-4)>0 step 1: distribute the -3

-3r+12>0  explain: -3 times r =-3r, -3 times -4 = 12

next, isolate the -3r by putting 12 on the other side

-3r+12>0    subtract 12 from both sides

-3r>-12    now, divide both sides by -3    (you have to flip the > because you are dividing by a negative) -12 divided by -3 is 4

so you should end up with r<4

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