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Damm [24]
2 years ago
10

Is the area of a semicircle with a diameter of 2x greater than, less than, or equal to the area of a circle with a radius of x?

Mathematics
1 answer:
myrzilka [38]2 years ago
8 0

Answer:

So that the area of circle is 2 pi x^2. So the area of a semicircle with diameter 2x is less than the are of a circle with x radius.

Step-by-step explanation:

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Stock worth $40 a share dropped in value by 10% on Monday. Then, it dropped again by $10 the next Tuesday and, finally, increase
kolezko [41]

In this question, we're going to go step by step to get the final price of the share.

We know that the stock started off as $40 per share, so that would be our starting value.

The stock dropped by 10%, so let's calculate the drop in price.

40 · 0.10 = 4

40 - 4 = 36

On Monday, the value of the stock was $36

On Tuesday, the stock dropped by $10, so calculate that drop as well

36 - 10 = 26

On Tuesday, the stock value is at $26

The stock increased by 45%, so we need to calculate the increase.

26 · 1.45 = 37.70

This means that the final price of the share was $37.70

Answer:

$37.70

5 0
3 years ago
I need helpppppp please
IgorLugansk [536]

Answer:

C -1/2

Step-by-step explanation:

SLOPE IS THE GRADIENT OF THE LINE

THAT'S CHANGE IN Y OVER CHANGE IN X

-4-1/4--6

-5/10

=-1/2

4 0
2 years ago
7) David bought a computer that was 20% off the regular price of $1080. If an 8% sales tax was added to the cost of the computer
Aneli [31]
Hello there! I can help you!

7. Okay. So the computer was originally $1,080, and the discount is 20%, but David would still have to pay 80% of the original price. To find the sale price, let's multiply. 1,080 * 80% (0.8) is 864. The sale price of the compuet is $864, but now we must add the sales tax to find the total price. We will multiply by 108%, because 100% (representing the price + 8% is 108%, and doing this will get us stright to the total price. 864 * 108% (1.08) is 933.12. There. David paid a total price of $933.12 for the computer.

8. Okay. So we are looking for the amount of discount for the sweater Suzanne bought. First off, let's subtract the prices to find the difference. 40 - 25 is 15. Now, let's divide that by 40 (the original price) to find the discount. 15/40 is 0.375. Or 37.5% when converted into a percentage. There. Suzanne received a 37.5% discount on the sweater when she bought it.

9. So the car was bought for x dollars. 0.88 represents 88%, so the value of the car is 88% of the previous year. An expression that is a way to describe the change in car value is x * (100 - 0.12)^t, because you car loses 12% of the remaining value each year, which leaves 88% of it remaining, and having the t as the exponent represents the number of years. That expression helps find the value of the car currently and can help you compare the values.
6 0
2 years ago
ASAP
rewona [7]

Answer: 90 people

Step-by-step explanation:

3 ladles per person = 150 people x 3

= 450 ladles full

450 ladles full = 5 ladles per one person = 450/5 = 90 people

8 0
3 years ago
Please smart people help me​
Gekata [30.6K]
im not smart but i think the answer is x-6x (,-9)
4 0
3 years ago
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