3 years ago

Peter needs to wash 20 plates, 30 pieces of silverware, and 10 cups. Then he

Mathematics

2 answers:

Ede4ka [16]3 years ago

5 0

Answer:

120

Step-by-step explanation:

Alexandra [31]3 years ago

3 0

Answer:

120 times

Step-by-step explanation:

20 + 30 + 10 = 60

60 * 2 = 120

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The circle below has a radius of 3 units . Find the area of the circle. Use 3.14 for π.

const2013 [10]

Answer:

28.26 units

Step-by-step explanation:

We know the radius of the circle is 3 units, so we'll end up plugging that into the formula.

A = π(3^2) or A = π * 3 * 3

When you substitute pi for 3.14, you'll end up getting 28.26 units.

Hope this helped! :)

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2 years ago

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VashaNatasha [74]

Answer:

$a^{2}+b^{2}$

Step-by-step explanation:

(a+b)(a-b)

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2 years ago

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4vir4ik [10]

Answer:

3, 8, 12, 12, 14, 20, 21, 23, 26, 34

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3 years ago

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frosja888 [35]

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Step-by-step explanation:

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