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k0ka [10]
4 years ago
15

PLEASEEE HELP MEEEE!!!!!!!!

Mathematics
1 answer:
bogdanovich [222]4 years ago
4 0
The formula for the volume of a cone is (1/3)*pi)*r^3*h.  Here, r = 2 units.

Thus, the volume of this particular cone is:

V = (1/3)(3.14)((2 units)^2*(9 units).  Please do the math, and then round off your answer to 2 decimal places.
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Write the tangent ratios for P and Q. The figure is not drawn to scale.
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The tangent ratio of angle P is 24/7. For angle Q, the tangent ratio is 7/24. To determine the answers, the length of the opposite side of the angle is divided by the length of the adjacent side.
tan (angle) = (opposite/adjacent)
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ANEK [815]
The final answer is square root of 2
4 0
3 years ago
3 2/3 - 2 3/4= ______________
NISA [10]

Answer:

7  5/12

Step-by-step explanation:

3+2=6

2/3 + 3/4 = 8/12 + 9/12 = 17/12 = 1   5/12

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7 0
3 years ago
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I think this is the hardest question<br><br> But if you solve this you will get 500+ points
blondinia [14]

Answer:

40

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Let the number of 20cent coins be 'x'

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Total amount = $5.4 = 540 cents

20(x) + 10(x + 12) = 540

20x + 10x + 120 = 540

30x = 540 - 120

30x = 420

x = 420/30

x = 14 (14 20cent coins)

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6 0
4 years ago
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√192 simplified. Leave answer in simple radical form.
oee [108]
192 = 2 * 2 * 2 * 2 * 2 * 2 * 3 =
= 2^(6) * 3
√ 192 = √( 2^(6) * 3 = 
= 2^(3) √ 3 = 8 √ 3   -  in simple radical form.
( 8√3 ) ² = 64 * 3 = 192
Answer:
√ 192 = 8 √ 3
4 0
4 years ago
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