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The square shield would equal to 18.0625 because base x height and the base and height is both 4.25 so times that by 4.25 and you get 18.0625 ft and the rectangular shield would equal 27 ft because base: 6.75 and height: 4 You will times those and get 27 ft and the circular shield is and the circular one is 28.26 ft you use pie 3.14 times it by 3 squared well first you square 3 which gives you 9 = 3x3=9. So then its left to 3.14x9 and that gives you 28.26 so the best shield is the circlular shield

Step-by-step explanation:

I explaned on top

x = 25/2304

step-by-step explanation:

0.85 or 85%

step-by-step explanation:

1) divide 23 by 27

2) round the decimal to the nearest 10

3) so your answer would be 0.85 or 85%