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OLga [1]
3 years ago
7

Rapunzel sees a flying saucer. The radius of the flying saucer is 18 feet. What is the area of the flying saucer using 3.14 roun

ded to the nearest tenth
Mathematics
1 answer:
Vladimir79 [104]3 years ago
4 0

Answer:

1017.4ft^{2}

Step-by-step explanation:

Area of a circle = \pi r^{2}

However, the question wants to use 3.14 instead of \pi.

Since the radius is given, which is 18 feet, we can plug and chug.

A = 3.14*(18ft)^{2} \\A = 3.14*324ft^{2}\\A = 1017.36ft^{2}

However, the question wants us to round it to the nearest tenth.

Therefore, the answer is 1017.4ft^{2}

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In a​ survey, 400 people were asked to choose one card out of five cards labeled 1 to 5. The results are shown in the table. Com
-BARSIC- [3]

Answer:

The value of the experimental probability is greater

Step-by-step explanation:

For the theoretical probability;

the probability that a card with the number 3 is selected is 1/5

We consider that the probabilities of each selection are equal, for the theoretical probability

For the experimental, we simply place the frequency of the selection 3 over the total

that will be 128/400 = 8/25

As we know that 8/25 is greater than 1/5

We can conclude that the value of the experimental probability is greater than that of the theoretical

6 0
3 years ago
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can someone help me with the circumferences and other stuff on this picture please (zoom out to see the full picture)
Daniel [21]
The corcumference C of a circle is C= 2 x pie x radius
So radius= C/(2pie)

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8 0
2 years ago
Sam buys tickets to a basketball game for $92.00 total. He must also pay 11% sales tax on the tickets. Write and simply a numeri
Flauer [41]
Sales tax 11%
11/100 x $92.00
=$10.12

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7 0
3 years ago
How to I solve problem 1?
Verdich [7]
#1

The uniforms are numbered 0, 1, 2, ..., 99. That's 100 numbers. Half of them are odd and half of them are even. So the probability that any one of the uniforms is odd is 1/2 just like the probability that any one uniform is even is 1/2.

(a) The numbers on the uniforms are independent of one another. That is, the number of her cross-country uniform does not in any way determine the number on her basketball uniform and vice versa. This means that we can find the probability that each is odd and multiply these together using what is called the counting principle. The probability that all are odd is:
(1/2)(1/2)(1/2)=1/8

(b) This is done the same way we did part (a). Since the probability of any one uniform being odd is the same as it being even (1/2), the answer here is the same: (1/2)(1/2)(1/2)=1/8

(c) This problem differs from that in (a) and (b). There is only one way for all three uniforms to be odd numbers: (odd, odd, odd) or all even (even, even, even). However, there are multiple ways for the uniforms to be two odd and one even. If the uniforms are listed in order: cross-country, basketball, softball we can get exactly one even in any of three ways:
even, odd, odd
odd, even, odd
odd, odd, even
The probability for any one of these possibilities is (1/2)(1/2)(1/2)=1/8 but since there are three way the probability that we get even exactly once is equal to (3)(1/8) = 3/8
7 0
3 years ago
Geometry help, it’s easy!!!!!
-BARSIC- [3]

Answer:

b

Step-by-step explanation:

all you do is divide 10.2 by tan (67) and you get 4.33

3 0
3 years ago
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