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tamaranim1 [39]
3 years ago
8

Solve for x (picture attached) Thank you!

Mathematics
1 answer:
Hatshy [7]3 years ago
3 0

Answer:

x= 52

Step-by-step explanation: you have a 90 degree angle the other side would be 90 also. you take 90 and subtract 38 to get the missing value?

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katrin2010 [14]

Answer:

1/ x = 22.5°

2/ x = 60°

Step-by-step explanation:

1/ We have: 3x + 2x + 3x = 180°

=> 8x = 180° => x = 22.5°

2/ We have: x + x + x = 3x = 180°

=> x = 60°

6 0
3 years ago
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Y=2x+3 -y=2x+1 solve the system of equations
MatroZZZ [7]

Answer:

Point form: (-1,1)

Step-by-step explanation:

y=2x+3, -y=2x+1

Point form: (-1,1)

Equation form: x = -1, y = 1

7 0
3 years ago
HELPP ME PLEASEEE I WILL GIVE BRAINLEST
Shtirlitz [24]

Answer:

5.7 is the answer I had the same question in my test

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2 years ago
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A sample of 8 pieces of data is collected and we wish to perform the level test vs. . The population standard deviation is known
Sphinxa [80]

Answer:

0.0009

Step-by-step explanation:

\mu=4

\sigma=0.55

n = 8

This is the left tailed test .

The null and alternative hypothesis is ,

H_0:\mu=4

Ha:\mu

Test statistic = z=-3.12            from the table.

P(z <-3.12 ) = 0.0009

P-value =0.0009

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3 years ago
In a factory, a manager tests 250 products and finds defects in 7 of them. How many defects are likely going to be in a 10,000 u
Natalka [10]

Answer:

280

Step-by-step explanation:

first make a proportion. 7 over 250= x over 10,000. cross multiply to get 250x=70,000. 70,000 divided by 250 which gets you 280.

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3 years ago
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