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Andru [333]
2 years ago
11

Find the area of this circle. Use 3.14 to approximate Pi

Mathematics
1 answer:
bekas [8.4K]2 years ago
6 0

\pi {r}^{2} \\  \:  \:  \:  \:  \:  \:  = 3.14 \times 13 {cm}^{2}  \\  = 530.66 {cm}^{2}

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Help me with this please. ​
riadik2000 [5.3K]

9514 1404 393

Answer:

  x ≈ 9.8

Step-by-step explanation:

The relevant trig relation is ...

  Tan = Opposite/Adjacent

Filling in the given values gives ...

  tan(59°) = x/5.9

Multiplying by 5.9, we have ...

  x = 5.9×tan(59°) ≈ 9.8

3 0
3 years ago
23. The letters of the alphabet are written on
Alla [95]

Answer:

21/676

Step-by-step explanation:

The total number of letters of the alphabet will be the total outcome which is 26 alphabets.

If consonant numbers are drawn out, the probability of drawing a consonant will be total consonants/total alphabets

Total consonants in the alphabet is 21.

Probability of drawing consonants = 21/26.

Since all the consonants are replaced before drawing a Z, our total outcome will not change i.e it will still be 26.

Probability of drawing a letter Z will be 1/26.

Therefore, the probability of drawing a consonant,replacing it, and then drawing a Z will be;

21/26×1/26

= 21/676

5 0
3 years ago
Do you distribute or use exponents first
Temka [501]
My math teacher time me is easier to do it after
3 0
3 years ago
help please !!!Kevin wants to make a mixture that is 50% lemon juice and 50% lime juice. How much 100% lemon juice should he add
Liula [17]
So basically, he wants to make mixture where lemon=lime

it is 6 gallons so
40% of 6=0.4 times 60=2.4=lemon
60% of 6=0.6 times 60=3.6=lime
so to make them equal
3.6-2.4=1.2
he must add 1.2 gallons of 100% lemon juice to make a mixture of 50% lemon and 50% lime

1.2 gallons is the answer
8 0
3 years ago
The lines 3y + 1 = 6x + 4 and 2y + 1 = x - 9 are ?
harkovskaia [24]

Answer:

lines are not perpendicular or parallel

6 0
2 years ago
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