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nevsk [136]
2 years ago
14

Help me and I’ll give you brainliest

Mathematics
1 answer:
kirill115 [55]2 years ago
6 0

Answer:

50m

Step-by-step explanation:

The triangles are similar, so their sides are in ratio:

BC/BE=AD/ED

j/46=25/23

j=(25/23)(46)=50

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Simplify the expression. Explain each step 2 + (5 + y)
Inessa [10]

Answer:

7y

Step-by-step explanation:

2+(5+y)

2+5y

=7y.............

6 0
3 years ago
What is the prime factorization for 50 using exponents
Simora [160]

Answer:

10 × 5

2 × 25

1 × 50

Step-by-step explanation:

4 0
3 years ago
Determine whether carpeted rooms have more bacteria than uncarpeted rooms at the level of significance. Normal probability plots
Mashcka [7]

Answer:

The null (H_{0}) and alternative (H_{1}) hypotheses can be stated as follows:

H_{0}:  μ_{1} = μ_{2}.

H_{1}: μ_{1} > μ_{2}.

Step-by-step explanation:

In the question, the given assertion is that carpeted rooms have more bacteria than uncarpeted rooms, i.e. μ_{1} > μ_{2}.

The assertion made in the question can either be the null hypothesis (H_{0}) or the alternate hypothesis (H_{1}). An equality must be present in the null hypothesis. The alternative hypothesis expresses the exact opposite of the null hypothesis if the claim is the null hypothesis.

Therefore, the null (H_{0}) and alternative (H_{1}) hypotheses can be stated as follows:

H_{0}:  μ_{1} = μ_{2}.

H_{1}: μ_{1} > μ_{2}.

3 0
3 years ago
Y = −x2 − 8x − 15 vertex
EastWind [94]

Answer: The vertex is (-4,1)

Explanation: I used -b/2a to find the x, then plugged in -4 to find the y, which is 1.

4 0
3 years ago
Brittany has a hoop. She wants to put tape around the edge of the hoop.
ANTONII [103]

Answer: 9.42 feet

Step-by-step explanation:

circumference=diameter times pi

⬇️

c=3 * 3.14 =9.42

5 0
3 years ago
Read 2 more answers
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