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Zarrin [17]
2 years ago
7

What is the area of a semicircle with the diameter of 15

Mathematics
1 answer:
Alina [70]2 years ago
7 0

Answer:

you divide 15 by 2 to get the radius, then do pie times radius to the second power, so

3.14*7.5*7.5= 23.55

that is ur answer!

Step-by-step explanation:

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Which phrase represents' the sum of 11 and a number
denis23 [38]

Answer:

11 + n

Step-by-step explanation:

sum means addition, so u need a + sign

n is usually the variable used for 'a number'

so 11 and (+) a number (n) = 11+ n

hope this helps!

5 0
2 years ago
Tell whether the sequence is arithmetic. If it is, what is the common difference?
Ilya [14]
The answer is B. Yes; 4

Arithmetic sequence is the type of sequence of numbers which difference between each number will always remain constant
in the sequence above we could see the difference between one number with another is exactly 4:

15 + 4 = 19

19 + 4 = 23

23 + 4 = 27


7 0
3 years ago
Is 2/5 greater than 2/3? ​
liubo4ka [24]

Answer:

no because 2/3 is greater

5 0
2 years ago
Read 2 more answers
When solving for the value x in the equation 4(x-1) +6= 18, aaron wrote the following lines on the board:
iren [92.7K]

Answer:

The Distributive Property.

Step-by-step explanation:

4(x - 1) = 12

When distributing out the 4, it must go to all the terms within the brackets like this:

4x - 4 = 12.

4x = 16

x = 4.

8 0
2 years ago
Four bags of rice and two bags of corn weigh 52 lbs. Three of the bags of rice weigh 24 lbs. What is the ratio of weight of the
Paraphin [41]

Answer:

2.1666666

Step-by-step explanation:

52÷24=2.1666666

4 0
2 years ago
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