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TEA [102]
3 years ago
7

Prove that:tan80°=2tan 70°+ tan10°​

Mathematics
2 answers:
Angelina_Jolie [31]3 years ago
8 0
Tan80=5.67
2tan70+tan10=5.67

So tan80=2tan70+tan10
inn [45]3 years ago
4 0

Answer:

kunjal brother answer is correct hope it's help you have a good day ☺☺ keep smiling be happy stay safe ☺☺

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Which of these side lengths makes the triangle obtuse?<br> 15, 36,
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What is the are of a hexagon with a radius of 5 inches?
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6 0
3 years ago
what are the factors of 47 (cuz im STUPID and i dont feel like doing this cuz im working on geogrophy)
Hitman42 [59]

Hey there! I'm happy to help!

The factors are the numbers you multiply to get 47. And they can't be fractions or numbers with fractions. They have to be integers (numbers without fractions).

So far, we see that we can multiply 1 and 47 to get 47. To see if there are any more, we see what numbers 1-10 we can divide by.

We cannot divide by 2 because 47 is odd.

We cannot divide by 3 because it gives us 15.6666...

We can't divide by 4 because 47 is odd.

We can't divide by 5 because 47 does not have a 5 or 0 in the ones place.

We can't divide by 6 because 47 is odd.

We can't divide by 7 because it gives us 6.714285....

We can't divide by 8 because 47 is odd.

We can't divide by 9 because it gives us 5.2222

And we obviously can't divide it by 10.

Therefore, the factors of 47 are 1 and 47. A number whose only factors are 1 and itself is called a prime number.

I hope that this helps! Have a wonderful day! :D

3 0
3 years ago
Read 2 more answers
At 12:45 Jimmy left his home in Pinetrees and cycled to visit his grandmother in Oakville. On his
olchik [2.2K]

t=45min
d=4km

45min/60min = 0.75 hours

v=d/t
v=4km/0.75hours
v=5.33km/hour. So the answer is B. 45 minutes.
8 0
3 years ago
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