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Tasya [4]
3 years ago
6

Plssssss helppppppppp

Mathematics
1 answer:
madam [21]3 years ago
7 0

Answer:

1,385.44 {ft}^{2}

<h3>4th answer is correct</h3>

Step-by-step explanation:

\pi {r}^{2}  \\ \pi \times 21 \times 21 \\  = 1,385.44 {ft}^{2}

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Morgan's grandmother orders her groceries online and has them delivered to her house.
kotykmax [81]

Answer: The total price of the groceries, including discount and tips $110.4

Step-by-step explanation:

6 0
3 years ago
NO LINKS!!! PLEASE!
lara [203]

Answer:

x = 94

Step-by-step explanation:

(86 + x)/2 = 90

86 + x = 180

x = 94

6 0
3 years ago
What is the frequency of the function y = 3sin2x
antiseptic1488 [7]

Answer:

  d.  None of the above.

Step-by-step explanation:

The period is the change in x required to make a change of 2π in the argument to the sine function:

  2x = 2π

  x = π

The frequency is the reciprocal of the period, so is 1/π. There are no matching answer choices.

7 0
3 years ago
A number is shown with 2 tens and 15 ones. What is this number?
Setler79 [48]
The number is 35
2 tens=20
15ones=15
20+15=35
6 0
3 years ago
Simplify completely sqrt of 20Y^8
brilliants [131]

Answer:

Final answer is 2y^4 \sqrt{5}.

Step-by-step explanation:

Given expression is \sqrt{20y^8}.

Now we need to smplify the given expression \sqrt{20y^8}.

So begin with factoring 20 into two parts so that one part is perfect square number.

\sqrt{20y^8}

=\sqrt{4 \times 5y^8}

=\sqrt{4 y^8} \times \sqrt{5}

=2y^4 \times \sqrt{5}

Hence final answer is 2y^4 \sqrt{5}.

3 0
3 years ago
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