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Aloiza [94]
2 years ago
7

Elena drops her pencil in her cup and notices that it just fits diagonally. the pencil is 17cm long and the cup is 15cm tall. wh

at is the diameter of the cup
Mathematics
1 answer:
Vadim26 [7]2 years ago
4 0

Hence the answer is 480ml

Step-by-step explanation:

Given Elena wonders how much water it will take to fill her cup. She drops her pencil in the cup and notice it just fit diagonally. The pencil is 17cm long (hypotenes) and the cup is 15cm tall.

To find how much water it can hold

SOLUTION

s

\sqrt{x {} ^{ 2}  + x {}^{2}  + 15 {}^{2}  = 17 }

2x {}^{2}  = 64

x {}^{2}  = 32

x = 5.66

therefore volume of the cup

5.66 \times 5.66 \times 15cm|

480cm³= 480ml

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Nezavi [6.7K]

Answer:

4. 110 slices

5. B.12.8 mi

Step-by-step explanation:

For question for you divide the number of slices, 176, by the number of loafs, 8. this give give you a total of 22. you then take 22 and multiple if by 5, leaving your answer to 110 slices of bread.

For question 5, you multiple 8 kilometers by 1.6 kilometers, which is 12.8 miles.

I hope this helps :))

3 0
3 years ago
when Elena 's car moves forward such that each tire make one full rotation ,the car has traveled 72 inches .how many full rotati
Marat540 [252]
It will take 5 full rotations for Elena's car to travel ten yards

explanation: 10 yards=30 feet, and there are 12 inches in one foot. multiply 30 by 12. once you do that, you get 360. next, divide 360 by the 72 inches in each full rotation. 360/72=5. so the answer is 5 full rotations
6 0
3 years ago
When subtracting 6.4 from a certain number, the result is 55.94, as seen below. What number should go in the box to complete the
bulgar [2K]

Answer: 2

Step-by-step explanation: 55.94 + 6.4 = 62.34

8 0
4 years ago
Read 2 more answers
Please help!
nordsb [41]

Answer:

1) 1.4%

2) 8.3%

3) 20.8%

Step-by-step explanation:

Alrighty! You are looking at some compound probability problems.

The trick with these is to figure out the probability of each piece of an event, and then multiply those together to get the overall probability.

Quick note about notation: p(event A) is short hand for saying "The probability of event A is....."

1) Flipping head, rolling a 5, and rolling a 2

P(flipping heads) = 1/2

p(rolling a 5) = 1/6

p(rolling a 2) = 1/6

so: (1/2) x (1/6) x (1/6) = 1/72 or about 1.4%

2) Flipping tails, rolling an odd number, and rolling a 4

p(flipping tails) = 1/2

p(rolling an odd number) = 3/6

p(rolling a 4) = 1/6

so: (1/2) x (3/6) x (1/6) = 3/72 or about 8.3%

3) Flipping head, not rolling a 2, and rolling an even number

p(flipping heads) = 1/2

p(not rolling a 2) = 5/6

p(rolling and even number) = 3/6

so: (1/2) x (5/6) x (3/6) = 15/72 or about 20.8%

5 0
3 years ago
Ayo besties help me
zlopas [31]

The answer is -5

Step-by-step explanation:

First, let's understand about what are rational number and Integer.

Both rational and Integer are part or rather say subset of Real Number. Real Number can be broken into these categories:

  • Rational And Irrational

I will not talk about Irrational since It is a bit off-topic for the question.

Rational can be broken into:

  • Integer (Positive, Zero and Negative)
  • Fraction

Integer is a subset of Rational Number and Real Number. But what is really Integer?

Integer is a whole number or any numbers that don't have decimal, fraction. Integer can be ...,-4,-3,-2,-1,0,1,2,3,4,...

The three dot symbol refers to being endless or countable infinity.

Now that you see Integer cannot be fraction, decimal.

Therefore, the answer is -5

8 0
3 years ago
Read 2 more answers
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