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NeTakaya
3 years ago
10

Find the area of the following circle. r=9 yd. Area = square yards.

Mathematics
2 answers:
Katen [24]3 years ago
4 0
81pie square yards, the formula of area of circle is pie•r cubed,
Yanka [14]3 years ago
3 0

Answer:

Step-by-step explanation:

Area = \pir^{2}

= 81\pi

= 254.47 square yards (to 2dp)

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A train can travel 402 miles on 201 gallons of gas. how far can the train go on 10 gallons?
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Step-by-step explanation:

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3 years ago
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Eddi Din [679]

Answer:

Step-by-step explanation:

The foci are horizontally aligned.

horizontal ellipse:

(x-h)²/a² + (y-k)²/b² = 1

center (h,k)

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foci (h±c,k), c² = a²-b²

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foci (h±3√19, 6)

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6 0
3 years ago
What are the coordinates of this point help plssssssssssssssss<br>​
meriva

Answer:

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Use the (x,y) thing:

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2 years ago
Which three lengths could be the lengths of the sides of a triangle? 13 cm, 5 cm, 18 cm 21 cm, 7 cm, 7 cm 8 cm, 23 cm, 11 cm 9 c
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3 years ago
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