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Sphinxa [80]
2 years ago
15

The radius of a circle is 7m , find its area in terms of π

Mathematics
2 answers:
dangina [55]2 years ago
8 0

Answer:

49π

Step-by-step explanation:

A = π r^{2}

A = π 7^{2}

A = 49π

For the one you put in the comment...

The radius of a circle is 19cm find its area in terms of π

A = π r^{2}

A = π 19^{2}

A = 361π

For the other one you put in the comment

The radius of a circle is 4 cm find its area in terms of π

A = π r^{2}

A = π 4^{2}

A = 16π

For the other one you put in the comment

The radius of a circle is 20 cm find its area in terms of π

A = π r^{2}

A = π 20^{2}

A = 400π

Hope this helped!

Have a supercalifragilisticexpialidocious day!

viktelen [127]2 years ago
3 0

HOPE THIS HELPS

CAN U PLEASE GIVE ME BRAINLIEST

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Bingel [31]

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\text {6 is greater than 5. So this means you add 1 to 8 and it becomes 9. Every}\text {number behind it becomes 0.}

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3 0
3 years ago
At the movie theatre, child admission is $5.20 and adult admission is $8.60. On Sunday, 132 tickets were sold for a total sales
xxMikexx [17]

Answer:

60 tickets for children were sold

Step-by-step explanation:

Let x be the number of sold children's tickets and let y be the number of adult tickets sold, then we can pose the following equations.

x + y = 132   (i) Because 132 tickets were sold in total

5.20x + 8.60y = 931.20   (ii)   because the total of $ obtained by sales was 931.20.

We must clear x. Then we substitute (i) in (ii)

5.20x +8.60(132-x) = 931.20

5.20x + 1135.2 - 8.60x = 931.20

-3.4x = -204

x = 60

60 tickets for children were sold

7 0
3 years ago
Read 2 more answers
Kevin went to see his favorite sport team play. His car can go 400 miles on one tank of gas. If he used 30% of a full tank of ga
Ivahew [28]

Answer:

400 x 0.3 = 120 miles

120 miles would be your answer

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Suzanne ran 4.5 miles for the school fundraiser. She earned $2.40 per mile. How much money did she make?
pochemuha

Answer:

the answer is $10.

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n=4.5

= 4.5×2.40

=$10.80

7 0
3 years ago
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