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Burka [1]
3 years ago
10

What's the volume of the cone? Round to tenths place please.

Mathematics
1 answer:
Alenkinab [10]3 years ago
5 0

<u>Given</u>:

Given that the radius of the cone is 2 inches.

The height of the cone is 4 inches.

We need to determine the volume of the cone.

<u>Volume of the cone:</u>

The volume of the cone can be determined using the formula,

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

where r is the radius of the cone and h is the height of the cone.

Substituting r = 2 and h = 4 in the above formula, we get;

V=\frac{1}{3} (3.14) (2)^2 (4)

V=\frac{1}{3} (3.14) (4) (4)

V=\frac{1}{3}(50.24)

V=16.75

Thus, the volume of the cone is 16.75 cubic inches.

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Art [367]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
3. An acute triangle with angles measuring 60 degrees,62°, and 58 degrees,
telo118 [61]

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Step-by-step explanation:

6 0
3 years ago
How do i solve x squared = 4x -5
ICE Princess25 [194]

Answer:

x = 2 ±i

Step-by-step explanation:

x^2 = 4x-5

Subtract 4x from each side

x^2 - 4x = 4x-5 -4x

x^2 - 4x= -5

Complete the square

Take the coefficient of the x term, divide by 2 and square it

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Add 4 to each side

x^2 -4x+4 = -5 +4

The left side is (x-coefficient of the x term/2)^2

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Take the square root of each side

sqrt((x-2)^2) = sqrt(-1)

x-2 = ±i

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6 0
2 years ago
Do both of them for 50 points
erastovalidia [21]

Answer:

1) 5.44, 2) 3.9

Step-by-step explanation:

1) a/b + 2b - a^2 when a = 1.4 and b = 0.2

plug in the values:

1.4/0.2 + 2(0.2) - (1.4)^2 = 7 + 0.4 - 1.96 = 5.44

2) a[b-2c]^3 - d/e when a = 2, b = -0.75, c = -1, d = 0, e = -12 5/7 (rewritten to -89/7 = 12.71)

again, plug in the values:

2[-0.75-2(-1)]^3 - 0/12.71 = 2[1.25]^3 - 0 = 2[1.95] = 3.9

5 0
2 years ago
Which equation is correct?
Vlad [161]

Step-by-step explanation:

SOHCAHTOA

sin=opp/hyp

cos=adj/hyp

tan=opp/adj

option B is correct

6 0
2 years ago
Read 2 more answers
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