Tommy decided to also make a sampler can with a diameter of 2 inches and a height of 3 inches. Tommy calculated that the area of the base was 4 pi inches squared, and multiplied that by the height of 3 inches for a total volume of 12 pi inches cubed. Explain the error Tommy made when calculating the volume of the can.

Answers

Answer 1

Answer:

Tommy used diameter instead of radius in calculation

Step-by-step explanation:

Givend = 2 inchesh = 3 inchesTo findVolume of the canSolution

Volume formula:

V = πr²h

Calculation

V =π(d/2)²h = π(2/2)²(3) = 3π in²

Tommy's error is squaring the diameter instead of radius

Answer 2

Answer:

Sample response: Tommy used the diameter instead of the radius in the formula to find the area of the base. The diameter needs to be divided by 2 to find the radius. The correct area of the base is 1 pi square inches. The correct total volume is 3 pi cubic inches.

Step-by-step explanation:


Related Questions

The graph of the quadratic function shown on the left is
y = –0.7(x + 3)(x – 4).

The roots, or zeros, of the function are
.



Determine the solutions to the related equation
0 = –0.7(x + 3)(x – 4).

The solutions to the equation are x =
.

Answers

Answer: The roots are x = -3 and x = 4

Explanation:

We'll use the zero product property. This is the idea where if A*B = 0, then either A = 0 or B = 0.

So if

-0.7(x+3)(x-4) = 0

then either

x+3 = 0 or x-4 = 0

Both of those equations solve to

x = -3 or x = 4

The roots are the locations of the x intercepts, which is where the graph crosses or touches the x axis.

Answer:

1)   3- and 4

2)  3- and 4

Step-by-step explanation:

QUICK! Should I wear a hoodie or a coat tomorrow?!!!

Answers

Answer:

HOODIEEE u a boy or girl?

Step-by-step explanation:

Hoodie tomorrow!!!!!!!!!!

please helpppp:(((( thank you

Answers

Answer:

C

Step-by-step explanation:

Answer:

C

Step-by-step explanation:


Write the equation of the line in point slope form.
(10 Points)

Answers

Answer:

y=-1/4(x-4)+3

Step-by-step explanation:

work is in the picture

Good morning can anybody help me out with this assignment please and thanks! \
please this if for an grade

Answers

Good Morning hope this helped.

Answer:

1: The cost of twelve bottles is $24 cause 12x2=24.

2: The ratio is 24/12 or 2/1

3: $2 every time

Solve for V in V = s^3, if 8 = 4 V =

Answers

Answer:

64 units³

Step-by-step explanation:

V =  S³

V =  4³

V = 64 Units³

Substitution
-3y+3=x
-5x-4y=-37

Answers

Answer:

4x+5y=87

Step-by-step explanation:

thanks for the points

Answer:

(9,-2)

Step-by-step explanation:

which quadrant will be completely shaded by the graph of 2x+3y ≥-6

Answers

Answer:

quadrant I

Step-by-step explanation:

Consider the equation below. What is the discrimination of the equation?
-3x2+27x-63=0

Answers

The answer is x= 23/9 or you can write it as x= 2 5/9 or x= 2.5


The height in feet, h, of a base jumper Is jumping off a cliff is given by the equation
h = 3t^2 - 700t + 2000,
where t is the time is seconds. How long will it take the jumper to reach the ground?

Answers

Answer:

233 seconds

Step-by-step explanation:

When h = 0 the jumper ends his/her jump. Therefore let h = 0 so that we can solve for t; forming a quadratic equation

0 = 3t^2 - 700t + 200

I am going to solve  using the quadratic formula, but there are other approaches--

[tex]t_{1,\:2}=\frac{-\left(-700\right)\pm \sqrt{\left(-700\right)^2-4\cdot \:3\cdot \:200}}{2\cdot \:3},\\\\\sqrt{\left(-700\right)^2-4\cdot \:3\cdot \:200} = 20\sqrt{1219},\\\\t_{1,\:2}=\frac{-\left(-700\right)\pm \:20\sqrt{1219}}{2\cdot \:3}[/tex]

[tex]\:t_2=\frac{-\left(-700\right)-20\sqrt{1219}}{2\cdot \:3}[/tex]

[tex]t=\frac{10\left(35+\sqrt{1219}\right)}{3},\:t=\frac{10\left(35-\sqrt{1219}\right)}{3}[/tex]

Now the solutions are around 233 and 0.3 seconds. Given these two solutions I would find the first one more predictable.

A box of cereal states that there are 90 calories in a 3 4​-cup serving. What is the unit rate for calories per​ cup? How many calories are there in 2 cups of the​ cereal?

Answers

Answer:

Calories per cup = 120 calories

Calories in 2 cups = 240 calories

Step-by-step explanation:

Given that:

Number of calories in a [tex]\frac{3}{4}^{th}[/tex] cup serving = 90 calories

To find:

Unit rate for calories per cup = ?

Number of calories in 2 cups of cereal = ?

Solution:

Here we are given the number of calories in a [tex]\frac{3}{4}^{th}[/tex] cup serving.

To find the calories in one cup, we need to divide 90 calories with [tex]\frac{3}{4}[/tex].

So, unit rate for calories per cup can be given as:

[tex]\dfrac{90}{\frac{3}4}\\\Rightarrow \dfrac{90}{3}\times 4\\\Rightarrow \bold{120 \ calories}[/tex]

To find the calories in 2 cups of cereal, we need to multiply the unit rate for calories per cup with 2.

So, calories in 2 cups of cereal = [tex]120 \times 2[/tex] = 240 calories

Therefore, the answer is:

Calories per cup = 120 calories

Calories in 2 cups = 240 calories

A fair spinner has 10 equal sections there is a probability scale

Answers

Answer:

1/10

Step-by-step explanation:

Because there is ten different numbers so therefore it would be 10/1

Answer:

{1,2,4}

Step-by-step explanation:

Check image for more help

Thankyou

Find the slope of the line without graphing using the 2 points below.



(-3 , 4) & (13 , 8)



m = _______

Answers

Answer:

Step-by-step explanation:

1. use the slope formula --> (y2-y1)/(x2-x1)

2. (8 - 4)/(13 -(-3))

3. 4/16

4. m = 1/4

Mr. Lee is a hotdog and drink vendor at a baseball game. Hot dogs are 3.50 and drinks are 1.50. If Mr. Lee sold enough to make 450 dollars on Monday. He remembers that on Monday he sold three times as many drinks as he did hot dogs. How many hot dogs and how many drinks did Mr. Lee sell on Monday?

Answers

Answer:

33 hotdogs and 225 drinks on Monday

Step-by-step explanation:

We would use the ratio of 1:3 hotdogs to drinks

Split the ratio in 450 and we get 112.5:337.5

$112.5 would be the earnings of hotdogs

$337.5 would be the earnings of the drinks

Now we divide each individually by its cost

$112.5/3.5

= 32 1/7,

$337.5/1.5

= 225

We will round the hotdogs to 33 as the word problem says "sold enough to make."

hejabwdychbdscuadsva,syjdh help.

Answers

You add 3 to -6 and add 1 to 3 to get -3,4

What is the value 6^-8/6^-5?

Answers

Answer:

0.00462962962

Step-by-step explanation:

why is an elephant so wrinkled

Answers

Answer:

I have no idea

Step-by-step explanation:

but they beautiul and give good luck

Translate this sentence into an inequality
PLZ HELP ME!

Answers

Answer:

Step-by-step explanation:

(b+8)≤18

how do you find 20% plus 35%

Answers

Answer:

55%

Step-by-step explanation:

20% + 35% = 55%

I hope this helps!

What is the equation of the line?

Answers

Answer:

I believe it should be the second answer

Twice as many students are in the chess club as in the fencing club.The number of students in the fencing club is one fifth the number of students in the cooking club.There are 42 more students in the cooking club than in the chess club.How many students are in the chess club?

Answers

Answer:

28 students

Step-by-step explanation:

Let number of students in cooking club = x

Number of students in fencing club = 1/5 x

Number of students in chess club = 2(1/5)x

Since, There are 42 more students in the cooking club than in the chess club

Then ;

Number of students in chess club = Number of students in cooking club - 42

2(1/5)x = x - 42

(2/5)x - x = - 42

(2/5)x - x = - 42

-0.6x = - 42

x = 42 / 0.6

x = 70

Hence, number of students in chess club :

(2/5) * 70 = 28

3500 calories for 6 servings of pie ________ calories per serving is what?

Answers

Answer:

583 rounded to the nearest whole number

Step-by-step explanation:

other wise 583.3333333333333333333333333333

It would be 583 calories.

Riley earned $5 for 1 2 of an hour babysitting. What is her hourly rate? Simplify your answer and write it as a proper fraction, mixed number, or whole number.

Answers

Answer:

Riley's hourly rate is $10

Step-by-step explanation:

Riley earned $5 for 1/2 of an hour babysitting. What is her hourly rate?

1/2 of an hour = $5

1 hour = $x

Cross Multiply

1/2 × x = $5 × 1

x = $5 ÷ 1/2

x = $5 × 2

x = $10

Hence, Riley's hourly rate is $10

Please help! Its algebra 2

Answers

Answer:

Step-by-step explanation:

1. factor completely

5. simplify first fraction

4. common denominator

2 add the fractions

3. open paranthesis and combine like terms

For triangle ABC with A=103, B=24, a=16, find angle C

Answers

Answer:

given A=103° , B=24°

In triangle ABC,

A+B+C=180° [angle sum property of triangle]

103°+24°+C=180°

127°+C=180°

C=180°-127°

C=53°

hope it help u dear...

Did I do this right? If not please explain!

Answers

Yep! Good job, you did it correctly.
Your y-intercept is equal to the constant of the equation (y-int = -2). Your movement/direction (or rise over run) is equal to the variable. Since your variable is x (which can also be written as 1x) means you move up one and over one (rise over run). This is because 1/1 is equal to 1.

halp me :<<<<<<<<<<<<<<​

Answers

Answer:

4^2+2^2, 5^2, 6^2-6

Step-by-step explanation:

4 to the power of 2 is 16 and 2 to the power of 2 is 4. 16+4 is 20.

5 to the power of 2 is 25 which is greater than 20.

6 to the power of 2 is 36 minus 6 is 30 which is greater than 25 and 20.

21. M List the sides of ABC in order from shortest to
longest

Answers

Answer:

Ummm... I think it would help if you take a screen shot

Step-by-step explanation:

Answer:

The sum of all angles is 180degrees

100 = 8x +4

X =( 100-4)/8 =12

A = 80

B = 41

C = 59

The largest angle is adjacent to the largest side so

B C A

Step-by-step explanation:

Also can u pls mark me brainliest im new

I WILL MARK BRAINIEST
please answer ASAP

Answers

Answer:

It looks like 45 degree for the one on the left and maybe 180 degrees on the right (i'm not sure tbh) but those are my guesses

10pts and I’ll mark brainliest!
(Also EXPLAIN the reasoning you used to write the expression)

Answers

I think it is -5................

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