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ZanzabumX [31]
3 years ago
9

HELP ME PLEASEEEEEEEE

Mathematics
2 answers:
g100num [7]3 years ago
6 0
X=25

mmmmmmmmmmmmmmmmmmmmm

Talja [164]3 years ago
4 0

Answer:

25

Step-by-step explanation:

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Daisy making a memory box in the shape of the cube.The total volume is 216 cubic inches.What are the measurements of the length,
Lera25 [3.4K]

Answer:

The length, the width and the height of the box is <u>6 inches</u>.

Step-by-step explanation:

Given:

Daisy making a memory box in the shape of the cube.

The total volume is 216 cubic inches.

Now, to find the length, width and height of the cube.

Volume of cube = 216 cubic inches.

<u><em>As, the sides of the cube are having same length.</em></u>

<u><em>Thus, the measurements of length, width and height of the cube are same.</em></u>

Now, to get the side of the cube we put formula:

Volume=(side)^3\\\\216=(side)^3

<em>Using cube root on both sides:</em>

6=side\\\\Side=6\ inches.

Therefore, the length, the width and the height of the box is 6 inches.

8 0
3 years ago
Carly wants to buy some notebooks that cost $3.50 each. She has $20 to spend. She set up this inequality to find out how many no
ankoles [38]

Answer:

B.

Step-by-step explanation:

You have to use the number in the variable to figure out if the number multiplied by 3.5 goes over 20 dollars. The highest you can go without going over 20 dollars is 5 notebooks

4 0
3 years ago
Read 2 more answers
James was able to correctly name 11 major highways,4 mountains,86 major cities,and 9 bodies of water on a map.How many places on
8_murik_8 [283]
11+4+86+9=110 
Adding the places James was able to name will give you the sum, as sum means addition 
3 0
3 years ago
Drag the tiles to list the sides of △MNO from shortest to longest.
sweet [91]

The smaller the angle subtended by a side, the smaller the length of the

side.

The correct responses are;

Question 1: The list of sides from shortest to longest are;

  • MO/Shortest MO/Medium and MO/Longest

a) <u>Friday</u>

b) <u>70 minutes</u>

c) <u>40%</u>

d) Yes<u>,</u> <u>the sum of the </u><u>mean</u><u> number of </u><u>minutes spent</u><u> on </u><u>aerobic</u><u> training and the mean number of minutes spent on </u><u>strength</u><u> training is equal to the mean </u><u>total</u><u> number of minutes spent </u><u>training.</u>

From the given diagram, we have, the measure of the third angle, ∠O, is

found as follows;

∠O = 180° - 54° - 61° = 65°

Therefore, ∠O = The largest angle

We get;

The longest side is opposite the largest angle, which gives;

The shortest side is the side opposite ∠N (54°)= \frac{}{MO}

The next shortest side is the side opposite ∠M(61°) = \frac{}{NO}

The longest side is the side opposite ∠O(65°) = \frac{}{MN}

a) The time spent training on Tuesday = 60 + 10 = 70 minutes

The time spent training on Thursday = 50 + 30 = 80 minutes

The time spent training on Friday = 45 + 40 = 85 minutes

Therefore, the day the athlete spent the longest total amount of time training is on <u>Friday</u>

b) The time spent training on Monday = 10 + 20 = 30 minutes

The time spent training on Wednesday = 20 + 15 = 35 minutes

Therefore, we get;

30, 35, 70, 80, and 85

The median total number of minutes the athlete spent training each day = <u>70 minutes</u>

<u />

c) The time spent strength training = 20 + 10 + 15 + 30 + 45 = 120

The total number of minutes the athlete spent training = 70 + 80 + 85 + 30 + 35 = 300

The  percentage spent on strength training = \frac{120}{300} × 100 = \frac{40}%

d) The mean number of minutes spent on strength training is found as follows;

Mean_{strength} =\frac{120}{5} =24

The mean number of minutes spent on aerobic training is found as follows;

Mean_{aerobic} =\frac{10+60+20+50+40}{5} =36

Mean_{strength} +Mean_{aerobic} =24+36=60

The mean total number of minutes spent training, Mean_{total} = \frac{300}{5} = 60

Therefore;

  • Mean_{strength}+Mean_{aerobic} = Mean_{total} \\

Learn more here:

brainly.com/question/2962546

4 0
3 years ago
(5x^2 - 3x)(8x^2 + 4x)
timurjin [86]

For this case we have the following expression:

(5x ^ 2-3x) (8x ^ 2 + 4x)

To find the product, we apply distributive property that states:

(a + b) (c + d) = ac + ad + bc + bd

So:

(5x ^ 2) (8x ^ 2) + (5x ^ 2) (4x) - (3x) (8x ^ 2) - (3x) (4x) =\\40x ^ 4 + 20x ^ 3-24x ^ 3-12x ^ 2 =\\40x ^ 4-4x ^ 3-12x ^ 2

ANswer:

40x ^ 4-4x ^ 3-12x ^ 2

4 0
3 years ago
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