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Arada [10]
3 years ago
15

Find the volume of the cone 3ft and 2 ft. Round your answer to the nearest tenth if necessary. Use 3.14 for pie

Mathematics
1 answer:
denpristay [2]3 years ago
5 0

Answer:

37.68 ft^3

Step-by-step explanation:

The parameters used in describing a cone is radius and height

Hence

Radius= 3ft

Height = 2 ft

The volume of a cone is given as

v=\frac{1}{3} \pi r^2 h

substitute

v=\frac{1}{3}*3.14*3^2*2^2\\\\v=\frac{1}{3}*3.14*9*4\\\\v=\frac{1}{3}*113.04\\\\v=37.68 ft^3

Hence the volume is 37.68 ft^3

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What is the slope of the line parallel to the line 9y + 2x = 54?<br> Select one:
Paraphin [41]

Answer:

The slope is -2/9

Step-by-step explanation:

9y + 2x = 54

Solve for y to get the equation in the form

y = mx+b where m is the slope and b is the y intercept

Subtract 2x from each side

9y + 2x -2x = -2x+54

9y = -2x+54

Divide by 9

9y/9 = -2x/9 + 54/9

y = -2/9 x +6

The slope is -2/9

Parallel lines have the same slope

4 0
3 years ago
Which measure is equivalent to 4 feet 5 inches?
rodikova [14]

Answer:

53

Step-by-step explanation:

4ft x 12 = 48 in

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6 0
2 years ago
. Multiply (3x+2)(4x-7)
aleksklad [387]

Answer:

12x^{2}  + 29x - 14

Step-by-step explanation:

(3x+2)(4x-7)

Multiply out 3x first then 2

(3x * 4x) - (3x * -7) + (2 * 4x) + (2 * -7)

12x^{2} - (- 21x) + 8x + ( -14)

12x^{2} + 21x + 8x - 14    Combine like terms

12x^{2}  + 29x - 14

4 0
3 years ago
Read 2 more answers
-4(2x-3)&gt;-28 please i need this result
Len [333]

-4 (2x - 3) > -28

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2x - 3 < 7

Add 3 to both sides

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3 0
3 years ago
A drawing is 12 inches wide and 10 inches long. Joe wants to enlarge each side by a scale factor of 0.3. What will be the area o
Andreyy89

Answer:

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Step-by-step explanation:

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3 0
2 years ago
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