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lbvjy [14]
3 years ago
7

Which set of angle measures can be used to form a triangle ? A : 40 , 60 , 85 ,, B : 45 , 60 , 60 , C : 30 , 60 , 90 , D : 45 ,

90 , 90
Mathematics
2 answers:
Rainbow [258]3 years ago
3 0

Answer:

D)45,90 90 this is the answer

PolarNik [594]3 years ago
3 0

Answer:

C) 30, 60, 90

Step-by-step explanation:

all three angles must add up to 180

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Ilia_Sergeevich [38]

Answer:

C.It is a​ one-tailed test since the alternative hypothesis states that the parameter is greater than the hypothesized value.

Step-by-step explanation:

Let p be the percentage of students enrolled in an introductory Chemistry class dropped before the midterm. Then null and alternative hypotheses are:

H_{0}: p=10%

H_{a}: p>10%

The alternative hypothesis states that the parameter is greater than the hypothesized value.

3 0
3 years ago
Joe ate 7 pies on wednesday. If that is only 1/4 of the world record for pie eating what is the pie record
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Answer:

7 pie is the world record. That is 1/4 under the record and your Answer.

Step-by-step explanation:

Who come up with these dump questions??

4 0
3 years ago
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49 increased by twice a number m<br> W<br> 49(2m)<br> 2m - 49<br> 49 + 2m<br> 2m + 49
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Answer:

The answer to this question is 49+2m.

4 0
3 years ago
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Calvin encoded a secret phrase using matrix multiplication. Using A = 1, B = 2, C = 3, and so on, he multiplied the clear text c
Vlad1618 [11]
Our matrix C is the encoder.  Let X be our secret message and let B be our encoded message.  Therefore the relationship between the 3 can be represented as:

CX = B

So we want to solve for X (our secret message). So using matrix algebra:

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where C^-1 is the inverse of C.

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So we take C^-1 and multiply it by matrix B to get X.  Matrix B is already given to us.  So just multiply those two.  I used a calculator to get:

X = | 20 8 5 3 15 12 15 |
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We decode our message and it says:

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8 0
4 years ago
PLEASE HELP ME I NEED TO PASSS
Mekhanik [1.2K]

Answer:

Step-by-step explanation:

When x =3 y=-1

X =2 y =0

X=0 y =3

X = -1 y=6

So c g d f true

5 0
3 years ago
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