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AnnZ [28]
3 years ago
6

Help would be appreciated!!!

Mathematics
2 answers:
Natasha2012 [34]3 years ago
8 0

Answer:

td/(r+e) = a

Step-by-step explanation:

t           a

----  = -----

r+e      d

Using cross products

t*d = a(r+e)

Divide each side by (r+e)

td/(r+e) = a

Inessa [10]3 years ago
7 0
D should be the answer I’m not that sure
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List all the elements NOT in Set M.
Anika [276]
6, 2, 5, 8
All you have to do is list all the numbers not in circle M
9, 3, 4, 7 are all in set M, but 6, 2, 5, 8 are not
hope this helps:)
4 0
4 years ago
Need help with this asap!
Ksivusya [100]

Step-by-step explanation:

step 1. m: m is the variable, 1 is the coefficient, 1 is the degree, constant is 0.

step 2. 3t^2 +4t - 6: t is the variable, 3 and 4 are the coefficients, 2 is the degree, -6 is the constant.

step 3. 2 - h: h is the variable, -1 is the coefficient, 1 is the degree (highest variable exponent), the constant is 2.

step 4. -7a^2: a is the variable, -7 is the coefficient (before the variable), 2 is the degree, the constant is 0.

3 0
3 years ago
The scores of a given test were normally distributed
julsineya [31]

Answer:

The standard deviation is 6

Step-by-step explanation:

The scores of a given test were normally distributed  with a mean of 82.

\mu = 82

James received a 67 with a z-score of  -2.5

Z score = -2.5

\bar{x}=67

Formula :Z=\frac{x-\mu}{\sigma}

-2.5=\frac{67-82}{\sigma}

\sigma = \frac{67-82}{-2.5}

\sigma =6

Hence The standard deviation is 6

5 0
4 years ago
Use the figure to find the measures of the numbered angles. Then, explain how you determined each of the numbered angle measures
fenix001 [56]

Answer:

see below

Step-by-step explanation:

∠1 = 61°

∠2 = 119°

∠3 = 61°

∠4 = 119°

∠5 = 119°

∠6 = 61°

∠7 = 119°

-------------------------------

∠1 = 61°   = as given

∠2 = 119° = ( 180 - 61 ) = 119°

∠3 ≅ ∠1  opposite angles are equal (congruent)

∠4 ≅ ∠2  opposite angles are equal (congruent)

∠5 ≅ ∠2 or parallel

∠6 ≅ ∠3 ≅ ∠1

∠7 ≅ ∠5

7 0
3 years ago
Order of operations could someone please help me with this question? because i don't know how to completely work it out
malfutka [58]

Answer:

-15

Step-by-step explanation:

so to start you must distribute negative two times negative two equals positive four,

so now your equation looks like this,

2^2 +4+4-3^3

then you need to do the exponents,

2 x 2 = 4

3 x 3 x 3 =27

now it looks like this

4+4+4-27

12 - 27

-15

Hope that helps!

8 0
3 years ago
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