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olchik [2.2K]
3 years ago
6

Find the sum of 2/5 and 3/10

Mathematics
2 answers:
kicyunya [14]3 years ago
8 0
7/10 because 2/5 is the same thing as 4/10. 4/10 plus 3/10 is 7/10.
Please mark as brainliest
mash [69]3 years ago
3 0
Answer: 7/10

Explanation:

Find the common denominator:

Since 2/5 and 3/10 has a common of denominator of ten, solve.

2/5 + 3/10 = 2/5 * 2/2 = 4/10 + 3/10 = 7/10

Therefore, the sum of 2/5 + 3/10 = 7/10
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Write yes if the given set of lengths are side lengths of a right triangle. Otherwise write No
Amiraneli [1.4K]

Answer:

a) Yes

b) No

c) Yes

d) No

e) No

Step-by-step explanation:

Right triangle:

The square of the larger side is equals to the sum of the squares of the smaller sides.

a. 6, 8, 10

6^2 + 8^2 = 36 + 64 = 100 = 10^2

The answer is yes.

b. 8, 15, 16

8^2 + 15^2 = 64 + 225 = 289 \neq 16^2 = 256

So no.

c. 10, 24, 26

10^2 + 24^2 = 100 + 576 = 676 = 26^2

So yes

d. 20, 21, 28

20^2 + 21^2 = 400 + 441 = 841 \neq 28^2 = 784

So no.

e. 9, 35, 41​

9^2 + 35^2 = 81 + 1225 = 1306 \neq 41^2 = 1681

7 0
3 years ago
Please help pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Wittaler [7]

Answer:

-4 5/12

Step-by-step explanation:

-23/3 + (-11/2) + 35/4

<em>Find a common denominator (12).</em>

-92/12 + (-66/12) + 105/12

<em>Reform the equation to have this as a single fraction.</em>

(-92 + (-66) + 105)/12

<em>Subtract 66 from -92 to get -158.</em>

(-158 + 105)/12

<em>Add 105 to -158 to get -53.</em>

-53/12

<em>Convert into a mixed number by dividing by 12.</em>

-4 5/12 (Choice A) is your answer.

6 0
3 years ago
Please help<br> Is that right?
Cloud [144]

Answer:

Yep your very smart

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
-5x+35=40<br><br>what are the steps?​
Svetlanka [38]

Answer:

Step-by-step explanation:

-5x + 35 = 40

Subract 35 from both sides -5x + 35 - 35 = 40 - 35  = (-5x = 5)

Divide -5 from both sides -5x / -5 = 5 / -5 =

x = -1

7 0
3 years ago
Read 2 more answers
Peaceful Travel Agency offers vacation packages. Each vacation package includes a city, a month, and an airline. The agency has
UkoKoshka [18]

Answer:

12 packages.

Step-by-step explanation:

Peaceful travel agency offers vacation packages.

Each vacation package include a city, a month and an airline.

The agency has 2 cities, 3 months and 2 airlines to choose from.

Agency can offer the number of different packages = 2 × 3 × 2

5 0
3 years ago
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