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jenyasd209 [6]
3 years ago
7

If S=4πr^2 , find the value of S when r = 10 whole1/2. *​

Mathematics
2 answers:
Gemiola [76]3 years ago
5 0

HERE

r = 10 whloe 1/2

= 21/2

We have ,

s = 4× pie × r ^2

= 4× (22/7) × (21/2)^2

= 4 × (22/7) × (441/2)

= 4 × 11 ×63

= 2772.

Please check the answer and respond quikly.

Anestetic [448]3 years ago
4 0

Answer:

Step-by-step explanation:R=14

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Answer:

Step-by-step explanation:

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3 0
2 years ago
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Ian often buys in large quantities. A few months ago he bought several cans of frozen orange juice for $24. The next time Ian pu
ANEK [815]
For the answer to the question above asking, w<span>hat was the price per can and the numbers of cans purchased each time?
let x be the number of cans he bought
the let us go to the 2nd statement which is t</span><span>he next time Ian purchased frozen orange juice, the price had increased by $0.10 per can and he bought 1 less can for the same total price.
The equation for this is .10(x-1) = 24
So now let's solve, 
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4 0
3 years ago
If five less than three times a number is 19, what is the number
nataly862011 [7]

Answer:

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6 0
3 years ago
Using the laws of indices simplify 625^3/8 ×5^1/2÷ 25​
Oxana [17]

Answer:

1

Step-by-step explanation:

\huge {625}^{ \frac{3}{8} }  \times  {5}^{ \frac{1}{2} }  \div 25 \\  \\ =  \huge {( {5}^{4})}^{ \frac{3}{8} }  \times  {5}^{ \frac{1}{2} }  \div  {5}^{2}  \\  \\  =   \huge{5}^{ \cancel4 \times  \frac{3}{ \cancel8 \:  \:  \red{ \bold 2}} }  \times  {5}^{ \frac{1}{2} }  \div  {5}^{2}  \\  \\   \huge=  {5}^{ \frac{3}{2} }  \times  {5}^{ \frac{1}{2} }  \div  {5}^{2}  \\  \\ \huge=  {5}^{ \frac{3}{2}  + \frac{1}{2}}  \div  {5}^{2}  \\ \\ \huge=  {5}^{ \frac{4}{2}  }  \div  {5}^{2}  \\ \\ \huge=  {5}^{ 2  }  \div  {5}^{2}  \\  \\   \huge=  {5}^{ 2  - 2 }  \\  \\   \huge=  {5}^{ 0 }  \\  \\   \huge=  1

5 0
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