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inysia [295]
3 years ago
12

2.5 - 5.8n - 4n + 6 =

Mathematics
1 answer:
maxonik [38]3 years ago
8 0

Answer:

Simplify: -9.8n + 8.5

Step-by-step explanation:

2.5 - 5.8m - 4n + 6

  (-5.8n - 4n = -9.8n)

  ( 2.5 + 6 = 8.5)

-9.8n + 8.5

Sorry if this isn't what you meant!

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Use what you know about triangles to classify this triangle.
Luba_88 [7]

Answer:

it is surly B

Step-by-step explanation:

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3 years ago
If ΔFGH ≅ ΔIJK, which segment is congruent to segment FH? segment IK segment JK segment IJ segment FG
Basile [38]

Answer:

segment IK or KI

Step-by-step explanation:

fgh is a segment of a line and IK is a segment of a line. fh is referring to the whole line so IK would be referring to that line segment.

6 0
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In a recent survey 0.4 of the people surveyed said their favorite food was pizza 25% said it was hot dogs and 3/10 said it was p
olga2289 [7]
Pizza I think, but I might have done the math wrong. 
8 0
3 years ago
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Choose the letter of the correct answer. Write the chosen letter on a separate sheet of paper.
Daniel [21]

Answer:

1. A

2. B

3. B

4. C

5. A

Step-by-step explanation:

1. Data: is referred to as the collection of facts such as values and measurement. It include but isn't limited to attributes, names, fields and definitions that are being used in a computer database system.

2. Quantitative: this nature of data can be classified as discrete or continuous data. It is typically based on numerical values such as mathematical or statistical analysis of data gathered or collected from various sources e.g questionnaires, polls, surveys etc.

3. Sample: it is a sub-collection of elements coming from a certain population. Sampling can be defined as a process used to collect or select data (objects, observations, or individuals) from a larger statistical population using specific procedures.

4. Black, blue, yellow, and red are examples of what qualitative data according to its nature. It includes variables that are non-numerical in nature i.e they are categorical. For example, the color of a car, gender, shapes etc.

5. Juan conducted his research using a survey method because he created a questionnaire so as to gather data from his participants.

7 0
3 years ago
natalie found a tennis ball outside a tennis court. she picked up the ball and threw it over the 12 foot fence into the court. t
olga55 [171]
The equation that gives the height is h(t) = - 16t^2 + 18t + 5, which is a parabola.


You cand find the maximum height from the vertex of the parabola.


Let's find the vertex. I will complete squares:

Start by extractin common factor -16:

-16t^2 + 18t + 5 = -16 [t^2 - (18/16) t - 5/16]


I will work with the expression inside the square brackets.

t^2 - (18/16)t - 5/16 = t^2 - (9/8) t - 5/16 =


Completing squares: (t - 9/16)^2 - (9 / 16 )^2 - 5/16

(t - 9/16)^2 - 81/ 256 - 5/16 = (t -9/16)^2 - 161/256


Now, include add include the factor -16[ (t- 9/16)^2 + 161/256 ] =

= -16 (t - 9/16)^2 + 161/16

That means that the vertex is 9/16, 161/16

So, the maximum height is 161 / 16 = 10,06, which is lower than the fence.


Answer: She will not make it over the fence.




4 0
3 years ago
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