2. The table below shows the results of an experiment that relates the height at which a ball is dropped, x, to the height of its first bounce, y.



Drop Height (x) (cm) Bounce Height (y) (cm)
100 26
90 23
80 21
70 18
60 16

Answers

Answer 1

Answer:

90 , 23 is the answer

Step-by-step explanation:


Related Questions

Solve.


8d + 6 = 22

d =

Answers

Answer:
d = 2

Explanation:

9. If you borrow $200 at 10% for seven years, how much will you pay back by the end of the term?

Answers

Answer:

You will have to pay 140 dollars.

Step-by-step explanation:

Go onto calculator soup and look up simple interest calculator. :)

what is the value of the ecpression ( 81 1/4 ) 4

Answers

Answer:

324 1/4

Step-by-step explanation:

Answer:

43580627 _(゚◇゚;)ノ゙

Step-by-step explanation:

1.1     81 = 34

(81)1 = (34)1 = 3

         34

Simplify   ——

           4

which fraction is equivalent to 70/100

Answers

Answer:

710

Step-by-step explanation:

I really need help ASAP

Answers

I wanna say it’s C because -4+4 does equal zero. But the directions aren’t to clear. But that would be my answer.

a second truck arrives whose ladder, when extended,is 30 meters long. the base of this ladder is also 4 metres above the ground. for safety reasons, the max angle of elevation that the ladder can make is 70%​

Answers

Answer: The maximum height of the wall that can be reached by the ladder on the second truck = 58.19 meters

Step-by-step explanation:

A diagram for the given situation is attached.

To find: AC

In right triangle ABF,

[tex]\dfrac{AB}{AE}=\sin 70^{\circ}\\\\\Rightarrow\ \dfrac{AB}{30}=0.9397\\\\\Rightarrow\ AB=30\times0.9397\approx 28.19[/tex]

Now AC = AB + BC = 28.19 + 30 meters = 58.19 meters

Therefore, the maximum height of the wall that can be reached by the ladder on the second truck = 58.19 meters

Which letter has line symmetry?

Q
P
L
J
M?

Answers

Answer:

M

Step-by-step explanation:

because it is equal on either side if you cut a line down the middle of the letter

What is 9.25% tax of $27.26?

Answers

Answer:

$29.78

Step-by-step explanation:

1. make the % into a decimal

9.25% = 0.0925

2. multiply amount by the decimal to get the tax amount

$27.26 × 0.095 = $2.52

3. take the original amount and add the tax to get your final total

$26.27 + $2.52 = $29.78

pleaseeee helppppppppp meeeeee

Answers

Answer:

x = 10 yd

Explanation:

These triangles are based on proportions. 12 yd is proportional to 18 yd, and x yd to 15 yd. We want to find x. We'll use the rule of three to calculate the unknown number.

12/18 = x/15

x = (12 · 15)/18

x = 10 yd (10 yards from the hut to the gold coins)

Which of the following is most likely the next step in the series

Answers

Answer:

D

Step-by-step explanation:

6 sides then 5 then 4 then there should be 3

markme brainliest

I believe it would be D. Triangle

If -xy – 5+ y^2+ x^2= 0 and it is known that dy/dx= y-2x/-x+2y, find all
coordinate points on the curve where x = -1 and the line tangent to the
curve is horizontal, or state that no such points exist.

Answers

Answer:

There is no point of the form (-1, y) on the curve where the tangent is horizontal

Step-by-step explanation:

Notice that when x = - 1. then dy/dx becomes:

dy/dx= (y+2) / (2y+1)

therefore, to request that the tangent is horizontal we ask for the y values that make dy/dx equal to ZERO:

0 = ( y + 2) / (2 y + 1)

And we obtain y = -2 as the answer.

But if we try the point (-1, -2) in the original equation, we find that it DOESN'T belong to the curve because it doesn't satisfy the equation as shown below:

(-1)^2 + (-2)^2 - (-1)*(-2) - 5 = 1 + 4 + 2 - 5 = 2  (instead of zero)

Then, we conclude that there is no horizontal tangent to the curve for x = -1.

help plz answer the question plzzz

Answers

are you okay dude?
stay safe :)

Based on this triangle, which one of the following statements is true? (Note: the triangle is not drawn to scale)
[PLEASE LEAVE A SMALL EXPLANATION ILL MARK BRAINLIEST]

Answers

Answer:

A

Step-by-step explanation:

All triangles angles add up to 180°

A ladder leans against the side of a house. The angle of elevation of the ladder is 73°, and the top of the ladder is 14 ft above the ground. Find the distance from the bottom of the ladder to the side of the house. Round your answer to the nearest tenth.

Answers

Answer:

4.3 feets

Step-by-step explanation:

Given that:

Angle of elevation = 73°

Horizontal distance from foot of ladder to bottom of wall = x feets

Height of ladder = 14 feets

The horizontal distance, x :

Using trigonometry :

Tan θ = opposite / Adjacent

Tan θ = 14 / x

Tan 73 = 14 / x

3.2708526 * x = 14

x = 14 / 3.2708526

x = 4.2802295

x = 4.3 feets

Suppose that $6500 is placed in an account that pays 17% interest compounded each year. Assume that no withdrawals are made from the account.

Answers

Answer: $7,605

Step-by-step explanation:

At the end of 1 years, the amount in the account will be:

= Principal * (1 + rate)^ no. of periods

= 6,500 * (1 + 17%)

= $7,605

Fake Question So It Doesn't Get Taken Down (What is the gemological answer for 5.87 x 7?) Real Question: Whats something i could watch on Netflix?

Answers

So numberone.....

haikyuu: its really good but its does cuss a bit.

MakoMermaids: LOLOLOL this one is kinda a joke-but itsgood

Work  It:I totally recommend this one! Its a funny movie about a girl starting a dance group. Its great.

1 + 33x = 12
What is X
Please Help me

Answers

Answer:

1+33x=12

-1         -1

33x=11

33   33

x=0.3

:)

Plz help
Simplify 6(3x-5)+5(2x-1)

Answers

28x - 35 is the simplified from

I NEED HELP! Reflections! Please and thank you.

Answers

When reflecting across the x axis, the x values remain the same and the y values become the opposite of the original.

P' = (0,-3)

F' = (4,-2)

M' = (2,3)

Q' = (-2,2)

Factorise:
4x^2+4xy+y^2-2^2

Answers

Answer:

Step-by-step explanation:

4x^2 + 4xy + y^2 = (2x + y)^2

and if we assume that 2x + y = A and because 4 = 2^2

A^2 - 2^2 = (A-2)*(A+2) .

im dum but please help me

Answers

Answer:

336

Step-by-step explanation:

area = 1/2 * (a + b) * h

answer is 336 i hope it’s right let me know

Jada went to the mall yesterday with $30.
• She spent 2/5 of her money on a new purse.
She spent / of what was left at the food court.
• She gave $5 to her friend.
How much did she have left?

Answers

Im pretty sure she should have $13 left.

The length of a rectangle is four more than its width. If the area of the rectangle is 12, find the length of the rectangle.

Answers

Answer:

I don’t know but I have the same question with different numbers

Step-by-step explanation:

The temperature at 6:00 a.m. was -6°F. By 12 noon, the temperature had increased by 15°F. What was the temperature at
12 noon?

Answers

Answer:

Step-by-step explanation:

-6 + 15 = 9

The linear scale factor of two similar solids is given. Then the surface area and volume of the smaller figure are also given. Find the surface area and volume of the large figure.

Scale factor: 4:5

Surface area: 160

volume: 704

Surface area: ?

volume: ?

Answers

Answer:

Surface area: 250

Volume: 1375

Step-by-step explanation:

Scale factor: 4:5

This means that the dimensions of the larger figure are 5/4 of those in the smaller figure.

Surface area:

The surface area is found multiplying the square of the change(5/4) by the original surface area(160). So

[tex]S = (\frac{5}{4})^2 \times 160 = \frac{25}{16} \times 160 = 25 \times 10 = 250[/tex]

Volume:

The volume is found multiplying the cube of the change(5/4) by the original volume(704). So

[tex]S = (\frac{5}{4})^3 \times 704 = \frac{125}{64} \times 704 = 125 \times 11 = 1375[/tex]

Factor 49z + 28. Write your answer as a product with a whole number greater than 1.​

Answers

Answer:

87z

Step-by-step explanation:

Solve the equation using the Distributive Property:
3(x+8) =
3x + 24 =
3x =
9x =

Answers

Answer: 3x=-24

9x is 3(3x)= 3(-24)

9x=-72

X=-8

Step-by-step explanation:

You have a box of chocolates (30 chocolates in the box). 15 are filled with caramel, 10 are filled with chocolate, and 5 are filled with cream. You and a friend pick a chocolate at random. What is the probability that you both pick chocolate

Answers

Answer:

10.34% probability that you both pick chocolate

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

In this question, it is not important if you or your friends picks first. So we use the combinations formula to find the number of desired and total outcomes.

Combinations Formula:

[tex]C_{n,x}[/tex] is the number of different combinations of x objects from a set of n elements, given by the following formula.

[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]

Desired outcomes:

10 are filled with chocolate, and we want to pick 2. So

[tex]D = C_{10,2} = \frac{10!}{2!(10-2)!} = 45[/tex]

Total outcomes:

The box has 30 chocolates, and 2 are picked, so:

[tex]T = C_{30,2} = \frac{30!}{2!(30-2)!} = 435[/tex]

Probability:

[tex]P = \frac{D}{T} = \frac{45}{435} = 0.1034[/tex]

10.34% probability that you both pick chocolate

Simplify (2^3)^-2
-1/64
1/64
2
64

Answers

Answer:

1/64

Step-by-step explanation:

Answer:

B edge 2022

Step-by-step explanation:

1.4(4.4x2.3) how do I distribute this

Answers

Answer:

14.168

Step-by-step explanation:

4.4 times 2.3= 10.12

1.4(10.12) = 14.168

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