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Margaret [11]
2 years ago
7

Similar Triangles

Mathematics
1 answer:
Fudgin [204]2 years ago
3 0

Answer:

B. 3/9 = 4/12 = 1/3

Step-by-step explanation:

I calculated it logically

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A study claims that the mean age of online dating service users is 40 years. Some researchers think this is not accurate and wan
Mademuasel [1]

Answer: H_0:\mu=40

H_0:\neq40

Step-by-step explanation:

  • A null hypothesis is a hypothesis where a researcher generally try to disprove, it says that there is no statistically significant relationship between the two variables .
  • An alternative hypothesis says that there is a statistical significance  between two variables.

Claim 1. : Mean age of online dating service users is 40 years.

i.e. \mu=40, since it has equals sign so we take this as null hypothesis.

Claim 2. : Mean age of online dating service users is not 40 years.

\mu\neq40

⇒ Null Hypothesis : H_0:\mu=40

Alternative hypothesis : H_0:\neq40

5 0
3 years ago
Find the area of a parallelogram with the given vertices. P(–5, –2), Q(7, –2), R(–2, 8), S(10, 8)
beks73 [17]

Area of a parallelogram = bh

First, find b (base):

b = 12

Then find h (height):

h = 10

Multiply:

120

The answer is D) 120 units^2

4 0
3 years ago
Can someone do this for me ill give you brainliest
Vladimir [108]
There is nothing ...
8 0
3 years ago
Read 2 more answers
What is the estimate difference between 2.97 1 2/11​
zheka24 [161]

Answer:

2

Step-by-step explanation:

Estimate 1 2/11 to 1.

Estimate 2.97 to 3.

3 - 1 = 2

3 0
3 years ago
DESPERATE FOR HELP!!!<br> MATHS!!!<br> WILL AWARD BRAINLIEST!!!
LUCKY_DIMON [66]

Answer:

By the looks of it the answer is A

5 0
2 years ago
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