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sashaice [31]
2 years ago
13

PLS HELP WILL GET BRAINLIEST

Mathematics
1 answer:
Tatiana [17]2 years ago
4 0

Step-by-step explanation:

just look at the objects !

they are completely regular, and each arm can cover every other other arm.

so,

15A needs 1/3 of a full rotation.

15B needs 1/2 of a full rotation.

15C needs 1/4 of a full rotation.

15D needs (can you guess ?) ... 1/6 of a full rotation.

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Help please thanks quick
andrew11 [14]

Answer:

The last option has another result than the others.

Step-by-step explanation:

The first option answer is 7/2

The second option answer is 7/2

The third option answer is 7/2

The last option answer is 2/7

Hope it will help :)

6 0
3 years ago
What brand is better ? Brand A: $2.50 Brand B: 35 for $3.25 Brand C: 50 for $5.25 Brand D: 100 for $10.00
arlik [135]

I belive that the answer should be D) 100 for $10.00 because I had this exact same question one time.

Hope my answer helps!

Thank you for letting me answer!

Thank you,

Florida Mermaid

3 0
3 years ago
4 over 1 divided by 9 over 8 equals
eduard

Answer:

3 5/9

Step-by-step explanation

you flip 9/8 to 8/9 and multiply... you get 32/9=3 5/9

7 0
3 years ago
In a survey, 150 people were asked if they smoke and whether or not they exercise regularly (more than twice a week). The result
s2008m [1.1K]
(a) 28%

(b) 24%

When calculating the total amount of people it come out to 150.

According to the table 42 people smoke. 42/150 is 28%

According to the table 36 people exercise regularly. 36/150 is 24%
7 0
3 years ago
The circumference of a circle is 11 pi inches.
ser-zykov [4K]

9514 1404 393

Answer:

  30.25π square inches

Step-by-step explanation:

You can use the formula for area in terms of circumference:

  A = C²/(4π)

  A = (11π)²/(4π) = (121/4)π = 30.25π . . . square inches

_____

You may be expected to find the radius first:

  C = 2πr   ⇒   r = C/(2π) = 11π/(2π) = 5.5 . . . inches

Then use the area formula:

  A = πr² = π(5.5 in)² = 30.25π in²

8 0
3 years ago
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