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Digiron [165]
3 years ago
15

How does 2π/4 simplify to π/4?

Mathematics
1 answer:
lana [24]3 years ago
5 0
It doesn't
remember that
(x/g) times (y/z)=(x time y)/(g times z) so
2pi/4=(2 times pi)/(4 times 1) so
2pi/4=2/4 times pi/1=1/2 times pi/1=pi/2
You might be interested in
In an AP with 18 terms the common difference is $-3$−3 . If the nth term is $-5$−5, what is its first term?
erastova [34]

Answer:

46

Step-by-step explanation:

The n th term of an AP  is

a_{n} = a₁ + (n - 1)d

where a₁ is the first term and d the common difference

Here d = - 3 and a_{18} = - 5 , thus

a₁ + (17 × - 3) = - 5

a₁ - 51 = - 5 ( add 51 to both sides )

a₁ = 46

5 0
4 years ago
Read 2 more answers
Show that 40 is one tenth of 400
Effectus [21]
40 is 1 tenth because 40 x 10 is 400
5 0
4 years ago
Read 2 more answers
The drama teacher wants to know whether more families of students at the school would attend a musical or a comedy.
Setler [38]

To determine whether more families of students at the school would attend a musical or a comedy , she should Assign a number to each family, use a computer program to select 20 random numbers , Option A is the right answer.

<h3>What are different survey methods ?</h3>

Some of the survey methods are Online Survey , Telephonic survey , Kiosk Survey , Face to Face Survey etc.

It is given that there are n number of families ,

To determine whether more families of students at the school would attend a musical or a comedy.

To do so she has to do random sampling from the group of families.

So , she should Assign a number to each family, use a computer program to select 20 random numbers.

Therefore Option A is the right answer.

The complete question is

The drama teacher wants to know whether more families of students at the school would attend a musical

or a comedy.

Which of the following survey methods will allow the drama teacher to make a valid conclusion about

which genre of performance more families would attend?

Choose 1 answer:

Assign a number to each family, use a computer program to select 20 random numbers

between 1 and the total number of families, and ask the families selected.

For each letter of the alphabet, assign a number to each family whose last name begins with

that letter, use a computer program to select a random number between 1 and the total

number of families whose last name begins with that letter, and ask the family selected.

To know more about different survey methods

brainly.com/question/3757800

#SPJ1

6 0
2 years ago
Can you explain how you got the answer?
Paladinen [302]

Answer:

Find the stated lengths and values of rectangle M 26 N

LMNO. Round to the nearest tenth. P 5a - 7 2a + 8 240 9. MO

10. LP O 11. LM 12. ZNMO Find the missing leng..

4 0
3 years ago
Which is the composite function for the price a loyalty
FromTheMoon [43]

Answer:

(d)\ L(S(x)) = 0.7225x

Step-by-step explanation:

Given

S(x) = 0.85x ----- Sales price

L(S) = 0.85S ---- Loyalty member discount

Required

This is represented as: L(S(x))

So, we have:

L(S) = 0.85S

Substitute S for S(x)

L(S(x)) = 0.85S(x)

Substitute S(x) = 0.85x

L(S(x)) = 0.85*0.85x

L(S(x)) = 0.7225x

7 0
3 years ago
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