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hammer [34]
2 years ago
7

Help asap on both! will mark brainliest show work also!!

Mathematics
2 answers:
stellarik [79]2 years ago
4 0

1. 90/5 = 18 feet a minute

2. 7x2=14 so 14 dollars change

Annette [7]2 years ago
3 0

Answer:

Question 1: 18 ft

Question 2: -$14

Step-by-step explanation:

Question 1: it is asking for per-minute so 90ft divided by 5min equals 18 ft.

Question 2: it is decreasing by -2 times 7 days equals -14.

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The independent variable is the number of miles you walked.

Unfortunately, I do not know the dependant variable.

Step-by-step explanation:

4 0
2 years ago
PLEASE HELP!!! PLEASEEEE ASAPPPP
Snezhnost [94]
At is yes I think sorry if I get it wrong
6 0
3 years ago
Identify which formula we use to prove certain properties of polygons.
stepan [7]

Step-by-step explanation:

1. Both pairs of opposite sides are congruent    <u>Distance Formula</u>

2. Both pairs of opposite sides are parallel        <u>Slope Formula</u>

3.Diagonals are congruent                                  <u>Distance Formula</u>

4. Diagonals bisect each other                            <u>Midpoint Formula</u>

5.Diagonals are perpendicular                            <u>Slope Formula</u>

6.Sides of polygon create a right angle              <u>Slope Formula</u>

7.A triangle is isosceles / equilateral                  <u>Distance Formula</u>

6 0
3 years ago
Correct answer gets brainliest and 5 starts
kaheart [24]
It’s C Tasha’S balloon was farther from town at the beginning but Henry’s balloon traveled more quickly
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2 years ago
A random sample of 500 reports an average yearly income of $42,000 with a standard deviation of $1000. An estimate of the parame
Lorico [155]

Answer:

E

Step-by-step explanation:

Confidence Interval = mean + or - error margin

Mean = 42,000, error margin = width of estimate of the parameter ÷ 2 = 175 ÷ 2 = 87.50

We can be 95% confident that the population mean is 42,000 plus or minus 87.50

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