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zhannawk [14.2K]
3 years ago
9

A plate has a diameter of 4 inches . What is the area of the plate ?

Mathematics
2 answers:
sasho [114]3 years ago
8 0

Answer:

A≈12.57in²

Step-by-step explanation:

Using the formulas

A=πr2

d=2r

Solving forA

A=1/ 4πd^2=1/ 4·π·4^2≈12.56637in²

A≈12.57in²

igor_vitrenko [27]3 years ago
6 0

Answer:

12.56 inches^2

Step-by-step explanation:

To solve this we use pi*r^2

Radius is diameter/2

so the equation is pi*2^2

pi*4

12.56 inches^2

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Marina86 [1]
A=1 b=8 c=8
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h = [-8 +-sq root(32)] / 2
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h1 = <span> <span> <span> -1.1715728753 </span> </span> </span>
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3 years ago
(02.06)If 1 pint is equal to 2 cups, then 5 pints would equal ___ cups.
EleoNora [17]

Answer:

If 1 pint is equal to 2 cups, then 5 pints would equal _<u>5</u>_ cups.

Step-by-step explanation:

Let's use a ratio to solve:

pints : cups

  1      :   2

  2     :   4

  3     :   6

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3 years ago
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3 years ago
Evaluate.<br><br> 4^3−4÷2⋅5<br><br><br> 20<br><br> 40<br><br> 54<br><br> 150
nika2105 [10]

Answer:

150

Step-by-step explanation:

1. 4^3 = 4 x 4 x 4 = 16 x 4 = 64

2. 64 - 4 = 60

3. 60 ÷ 2 = 30

4. 30 ⋅ 5 = 150

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2 years ago
Equation 9(2j + 5j).<br><br><br> Use the distributive property to create an equivalent expression
raketka [301]

Answer:

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