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Triss [41]
3 years ago
6

A cone has a diameter of 4 cm and a height that is 6 times the diameter. Using 3.14 for pi, which of the following can be used t

o calculate the volume of the cone?
Mathematics
1 answer:
Triss [41]3 years ago
3 0

Answer:

1/3(3.14)2^2(24)

Step-by-step explanation:

The volume of a cone is given by the formula;

1/3πr³

Considering the radius is 2 cm and the height is 24 cm (4 times the diameter).

Therefore;

Volume = 1/2(3.14)2²(24)

            This can be used to calculate the volume.

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Which is the equation of a line whose slope is -2 and whose y-intercept is 3?
marusya05 [52]

Answer:

y = -2x + 3

Step-by-step explanation:

The slope-intercept formula for a line is y = mx + b where m is the slope and b is the y intercept. Therefore, just sub -2 for m and 3 for b.

5 0
3 years ago
What is the fraction in simplest form?
olya-2409 [2.1K]

Answer:

7/8

Step-by-step explanation:

4 0
3 years ago
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Sarah's parents started a savings account for her when she was 12. The plan her parents chose earns 3.2% each year, and her pare
nekit [7.7K]

Answer:

  $3846.87

Step-by-step explanation:

Assuming the interest is compounded annually, the value in 3 years is ...

  FV = P(1 +r)^t

  FV = $3500(1.032^3) ≈ $3846.87

Sarah's account will be worth about $3846.87.

5 0
4 years ago
Find AREA fast pls ASAP
Leto [7]
The area of the whole figure is 92.1
the area of the rectangle is 78
the area of the half circle is 14.13
add them together, you get 92.1


hope this helps :D
8 0
3 years ago
Which description is correct for the polynomial 2x² + 2?
Blizzard [7]

Answer:

The polynomial is a quadratic binomial

Step-by-step explanation:

we have

2x^{2}+2

Classify the polynomial

<u>By the number of terms</u>

we know that

A polynomial with two terms is a binomial

<u>By the Degree of a Polynomial</u>

we know that

The degree of a polynomial is calculated by finding the largest exponent in the polynomial

In the given problem the largest exponent is 2

so

Is a quadratic equation

therefore

The polynomial is a quadratic binomial


6 0
3 years ago
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