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qwelly [4]
3 years ago
12

If the radius of a circle is increased by a factor of 5, the area increases by a factor of:

Mathematics
1 answer:
Darya [45]3 years ago
7 0

The area will be increased by 25. Option C

Step-by-step explanation:

Given,

The radius of a circle is increased by 5.

To find how much the area will be increased.

Let us take,

The original radius of the circle is = r

The original area = πr²

Again,

After increasing the radius = 5r

Then the area will be = π(5r)² = 25πr²

= 25( original area)

Hence,

The area will be increased by 25.

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Ronch [10]
5x7=35 35/10=3.5
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6 0
3 years ago
5 • 10^5 is how many times as large as 1 • 10^5​
damaskus [11]

Answer:

5 times larger

Step-by-step explanation:

5*10^5 = 500,000

1*10^5 = 100,000

500,000/100,000 = 5

3 0
3 years ago
If you had half a dollar, three quarters, eight dimes, six nickels, and nine pennies, how much money would you have altogether?
hjlf

Answer:

$1.69

Step-by-step explanation:

Half a dollar = $0.50

Eight dimes = $0.80

Six nickels = $0.30

Nine pennies = $0.09

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4 0
2 years ago
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Fynjy0 [20]

Answer:

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:

For example, if she uses two gallons, there will be 12 gal left in the tank; g=12

d = 30(14 - 12)

d = 30(2)

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5 0
2 years ago
Read 2 more answers
Can someone help on my math test? giving out brainiest!
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Answer:

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