12a

A boy is standing on the very edge of a cliff that is 58.8 m high. The boy throws a rock straight up in the air at 7.36 m/s. (a) What is the rock's velocity when it hits the ground? (use up as the positive direction)
How long (from the time it was thrown) will it take for the rock to hit the ground?
What is the total distance traveled by the rock?

Answers

Answer 1

Answer:

The exact same from when it went up

Step-by-step explanation:

it never said the rock was thrown at a angle besides directly up and the boy didn't move so it hit his head


Related Questions

Two cyclists start at the same point and travel in opposite directions. One cyclist travels 4 km/h slower than the other. If the two cyclists are 120 kilometers apart after 2 hours, what is the rate of each cyclist?

Answers

Cyclist 1 = 26km/h. Cyclist 2 = 34km/h. Explanation: One cyclist is 4km/h faster and we know that they are 120 km apart in 2 hours so 4 x 2 = 8 more km in 2 hours. 52 km + 68 km = 120 km. 52/2 = 26km/h. 68/2 = 34km/h

what are 2 different ways to find 12 -3?​

Answers

Answer:

Way 1: Determine "what" plus 3 equals 12

Way 2: Regularly take away 3 from 12

Step-by-step explanation:

[1] Let's see if I am correct, shall we?

[tex]n+3=12[/tex]

Subtract 3 from both sides giving you...

[tex]n=9[/tex]

--

[2] Let's see if I am correct, shall we?

[tex]12-3=n[/tex]

Take away 3 from 12 which gives you...

[tex]9=n[/tex]

SOMEONE HELP PLZ 20 POINTS

JUST NEED HELP IN THE LAST 4

Answers

Answer:

the last one is

four cubed plus 8 to the 4th power

4^3 + 8^4

4160

Step-by-step explanation:

NO LINKS OR ASSESSMENT!!!
Part 6: Write a rule to describe each transformation.

Answers

Answer:

(x, y) → (x, y - 3)

Step-by-step explanation:

We observe a vertical shift.

The shift is negative by 3 units.

The rule for this translation is:

(x, y) → (x, y - 3)

The lovin' lemon company sells a 4-gallon jug of lemonade for $24. The sweet and sour company sells an eight pack of 1-quart bottles of lemonade for $16.00 . which company has a higher unit price? explain our answer

Answers

Answer:

the lovin lemon

Step-by-step explanation:

there are 4 quarts in a gallon so 4 times 16 is 64 for just one gallon so the answer would be the lovin lemon is cheaper

Sonia has 14.84 l of juice. She pours it into 7 jars equally. How much juice is there in each jar

Answers

Answer:

2.12

Step-by-step explanation:

I did the maths equation

Answer:

2.12 liters in each jar

Step-by-step explanation:

Take the total amount of juice and divide it by the number of jars

14.84 liters / 7 jars

2.12 liters in each jar

Does anyone need help for any cooking/baking

Answers

Answer:

i would like to b a k e a  dan ish

Step-by-step explanation:

How do you make/bake dessert kolaches?

Data for length of the tail (in millimeters) and age (in days) of tadpoles is entered into a statistics software package and results in a regression equation of ŷ = 15 - 1.5x.

What is the correct interpretation of the slope if the length of the tail is the response variable and the age is the explanatory variable?

Answers

Using the slope concept, it is found that the correct interpretation is that each day, the length decreases by 1.5 millimetres.

The equation of a line has the following format:

[tex]y = mx + b[/tex]

In which

m is the slope, which is the rate of change, that is, how much y changes when x changes by 1.b is the y-intercept, which is the value of x when y = 0.

In this problem, the length of the tail, in millimetres, after x days, is given by:

[tex]y = 15 - 1.5x[/tex]

The slope is of [tex]m = -1.5[/tex], which means that each day, the length of the tail decreases by 1.5 millimetres.

A similar problem is given at https://brainly.com/question/13967935

Fred's family wants to switch cell phone plans. Hot Spot Mobile is offering a one-time discount of $50 for families that use multiple phones with their service. Fred's family uses 5 phones, and the salesperson said the first month's payment, which includes the discount and the regular monthly rate for each phone, will be $62.25. What is the regular monthly rate for each phone?

Answers

The regular monthly rate for each phone is $22.45.

What is a monthly rate?

The monthly rate refers to the amount of money paid every month due to a service or debt.

How to calculate the monthly rate for these cellphones?

The monthly rate can be calculated using the following formula.

$62.25 + $50 (discount) / 5 (number of cellphones)

This is because the family will pay a total of $62.25 for the 5 cellphones including the discount for the first month. Let's now solve this problem:

$112.25/5 = $22.45

Learn more about money in: https://brainly.com/question/2696748

Help me with this math, please!! <3

Answers

Your equation = 25/2 or 12.5. I guess you can bring it to it’s simplest form on your own if the simplest isn’t 12.5

(2*10^3) + ( 5*10^5 )

Answers

They answer is 15 because I know this so yeah

I need help guys please
i will be thankful

Answers

Answer:

16.94 cm

Step-by-step explanation:

Use the vertical line test to determine whether the relation graphed below is a function.

A. Yes
B. No
C. It cannot be determined.

Answers

Answer:

No

Step-by-step explanation:

Draw a vertical line.  If a vertical line passes through two or more points on the graph, it is not a function.  Since it passes through 2 points, it is not a function

A twelve-sided die with sides labeled 1 through 12 will be rolled once. Each number is equally likely to be rolled.
What is the probability of rolling a number less than 2?
Write your answer as a fraction.

Answers

1/12. There are 12 possibilities, and only one number under 2.

Is it A or B .................................

Answers

Answer:

I am guessing B

Step-by-step explanation:

When I divided 10 by 11 it gave me 0.90 but when I did 3 by 3.75 I received 0.8

Answer:

B)

Step-by-step explanation:

3.75 ÷ 3 = 1.25 for U Rule.

11 ÷ 10 = 1.1 for Daren's.

-kiniwih426

Part A The problem involves a conversion from feet to miles. How many feet are in one mile? Use the Internet or another resource if you need help.Part B What is the height of the building in miles? Express the answer as a fraction in simplest form.Part C Use long division to find the decimal form of the building’s height in miles. Write the answer to four decimal places.Part D Review your answer to part C. Over which digit(s) must you draw an overline to show that the digit(s) repeat? Part E Christy’s sister, Chelsea, works in a nearby building that is 720 feet tall. What is the height of Chelsea’s building in miles? Express the answer as a fraction in simplest form. Part F Use long division to find the decimal form of the building’s height in miles. Write the answer to six decimal places. Part G Review your answer to part F. Over which digit(s) must you draw an overline to show that the digit(s) repeat?

Answers

Answer:

the answer is 3.14 when u solve it

7. Write 1.07 x 103 in standard form.

Answers

Answer:

if its 1.07 x 10^3 its 10,70

Step-by-step explanation:

Determine if the following statement is true or false.

The difference between two negative numbers is always negative.

Answers

Answer:

False

Step-by-step explanation:

Negative and Negative  always equals positive

Negative and positive always equal negative

False, for example (-2)-(-3) is 1

The ratio
adjacent
describes which function?
hypotenuse
O A. Cosine
O B. Tangent
1.0
O C. Secant
O D. Sine
O

Answers

Answer:

A. Cosine

Step-by-step explanation:

It is cosine because ADJ/HYP is Cosine in Soh Cah Toa.

The ratio adjacent/hypotenuse shows the Cosine function.

What is Trigonometry?

Trigonometric ratios are based on the value of the ratio of sides of a right-angled triangle and contain the values of all trigonometric functions. The trigonometric ratios of a given acute angle are the ratios of the sides of a right-angled triangle with respect to that angle.

We have,

To find the ratio equivalent to Adjacent / Hypotenuse.

We know that the ratio of an angle's perpendicular (opposite) side to its hypotenuse is known as its sine.

and, Cosine of an angle is defined as the ratio of the side adjacent to that angle to the hypotenuse.

or Cosine ratio = Adjacent/ Hypotenuse

Learn more about Trigonometry here:

https://brainly.com/question/29002217

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Solve the equation x - 2y = 1, for y

Answers

Answer:

[tex]\displaystyle y = \frac{x - 1}{2}[/tex]

General Formulas and Concepts:

Pre-Algebra  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Step-by-step explanation:

Step 1: Define

Identify

[tex]\displaystyle x - 2y = 1[/tex]

Step 2: Solve for y

[Subtraction Property of Equality] Subtract x on both sides:                        [tex]\displaystyle -2y = 1 - x[/tex][Division Property of Equality] Divide -2 on both sides:                                [tex]\displaystyle y = \frac{1 - x}{-2}[/tex]Rewrite:                                                                                                             [tex]\displaystyle y = \frac{x - 1}{2}[/tex]

A survey of ninth grade students at a high school was conducted to determine the enrollment demand for three foreign language class offerings.
The table provides information on the enrollment selections.
Fill in the missing values of the frequency table below, and complete the statement.
Spanish French German Total
Boys
10
8
Girls
15
12
30
Total
25
14
11
50
It can be concluded that
% of the boys surveyed have enrolled in Spanish

Answers

Answer:

French = 0

Step-by-step explanation:

According to the graph, if 18 total boys, 10 in Spanish and 8 in German. 0 boys took french.

Answer:

2 french, 3 german, 20 total, 40%

Step-by-step explanation:

lmk if correct

Simplify the expression:
7 + -10c2 + 100

Answers

Simplify the expression:

7 + -10c² + 100

collect like terms:

7+100-10c²

107-10c²

If you meant, 7+ -10c² + 10c, then it can't be simplified further as there are no like terms.

4. The six employees in the security department of a company average $120 gross pay a day. Three of the
employees earn $125 per day. Two others eam $116.50 a day. How much does the sixth employee eam per
day?

Answers

Answer:

112

Step-by-step explanation:

120*6=720

3*125=375

2*116.5=233

375+233=608

720-608=112

answer=112

What is the equation of a line parallel to y=-4x-7 that passes through 2,29

Answers

parallel means the slopes are equal, so -4 stays the same, and for the line to fall on (2,29) the y int must be 37.

so, answer: y=-4x+37

Write the scale without units: 1 mm:92 cm

Answers

Answer:

1:92

Step-by-step explanation:

that's how you write scale

pls mark brainliest

(-6,7) (0,3)

I'm having treble finding the slop I need the sem

Answers

Did you use the formula

gradient =

[tex] \frac{y2 - y1}{x2 - x1} [/tex]

??

I'm not shear but i think that run to -6 then 3 is the correct sorry am learning it

Which expression is equivalent to (24m+36)+(12m+18)?
A
6(4m+9)+3(4m+9)
B
4(6m+9)+3(6m+9)
C
12 (2m+6)+3(2m+6)
D
12(2m+3)+6(2m+3)

Answers

The answer is D because if you multiply the number on the outside by the numbers inside they should equal the problem in the question. If they don’t then it’s incorrect, but the correct answer is D.

Hope this helps:)

The equivalent expression will be;

⇒ 12 (2m + 3) + 6 (2m + 3)

Option D is true.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The expression is,

⇒ (24m + 36) + (12m + 18)

Now,

Since, The expression is,

⇒ (24m + 36) + (12m + 18)

it can be written as;

⇒ (24m + 36) + (12m + 18) = 12 (2m + 3) + 6 (2m + 3)

Thus, The equivalent expression after solving,

⇒ 12 (2m + 3) + 6 (2m + 3)

Learn more about the mathematical expression visit:

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The sum of 2 and w is less than 21

Answers

2+w<21

-2     -2

w<19

w is 18 and under.

Which statememt best describes the value of .[tex]8[/tex]

Answers

Answer:

if you have rational value then 4/5, this is equal to .8

Need help please explain how you got the answer

Answers

Answer:

$600

Equation:

(Base) x (percent as a decimal) x (years) = interest

(B x .16 x 7.5 = 720)

Steps:

(Base) x (percent as a decimal) = (interest) / (years)

(B x .16 = 96)

Base = (interest / years) / (percent as a decimal)

(B = 600)

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