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ira [324]
2 years ago
13

What is the greatest common factor of 54,30,78?  pleaseeeeee help lol 

Mathematics
1 answer:
Contact [7]2 years ago
5 0
Greatest\ common\ factor\ is\ the\ highest\ number\ by\ witch\ 54\ and\ 30\\and\ 78\ can\ be\ divided\\\\
54:2\\
27:3\\9:3\\3:3\\\\
30:2\\
15:3\\
5:5\\\\78:2\\39:3\\13:13
\\\\GCF=2*3=6\\\\Greatest\ common\ factor\ of\ 54\ and\ 30\ and\ 78\ is\ equal\ to\ 6.

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Please help me on this i don’t get it that well
NeX [460]

Answer:

13.75

Step-by-step explanation:

make a ratio between the original lengths, 11 : 5.5

then put the ratio of the enlarged lengths, 27.5 : __

now you divide 27.5 by 11 to find how many times you multiplied the lengths, 2.5.

now you multiply 5.5 by 2.5 giving you the answer of 13.75

7 0
3 years ago
Andrew pays a monthly membership fee of $10 at his gym. Each time he uses the gym, he pays $5. Last month, Andrew spent a total
Ivenika [448]

Answer:

11

Step-by-step explanation:

If we input 11 into the equation, we get: 10 + 5(11) = 65.

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55 + 10 = 65

Therefore x = 11

6 0
2 years ago
Pls hurry by Friday! Whoever answers first will get points
leonid [27]

Answer:

14 inches for every side

Step-by-step explanation:

44/4 = 22

circumfrence of half circle is 3.14r = 22

22/3.14 is about 7

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3 0
2 years ago
- Trapezoid
zhenek [66]

- Trapezoid

The measures of three angles of a quadrilateral are 70, 125, and 89 degrees. Find the measure of the fourth one.

》The measure of the fourth one is 36°.

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4 0
3 years ago
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OleMash [197]

Answer:

3.14159265359

Step-by-step explanation:

Hope this helps :)

5 0
3 years ago
Read 2 more answers
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