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noname [10]
3 years ago
7

What formulas for volume will need to be applied

Mathematics
1 answer:
Margarita [4]3 years ago
5 0

Answer:

V_{sphere}=\frac{4}{3} \pi r^{3}

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

Step-by-step explanation:

The formulas you need to use depends on the volumes involved.

A composite figure can be formed by different types, it can be a cylinder with an sphere, a cone with a prism, or a pyramid with an sphere.

So, to solve this problem you need to know how to identify figures and their volume formulas.

Let's say that the composite figure is formed by a sphere and a circular cone. That means you must use the following formulas

V_{sphere}=\frac{4}{3} \pi r^{3}

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

Where r represents radius and h represents height.

Therefore, in this case, you would use those two fomulas.

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Determine if the statements below are true or false. (a) The area vector A of a flat, oriented surface is parallel to the surfac
Mazyrski [523]

Answer:

TRUE TRUE FALSE TRUE FALSE TRUE TRUE TRUE

Step-by-step explanation:

5 0
3 years ago
Raphael is traveling in a straight line at a constant speed from point A to point B. His distance from point B in miles is-20t+
Afina-wow [57]

Answer:

Speed  = 20 mi/h

Explanation:

There are two points A and B

Distance between both the points are define with function -20t + 45 miles

where t represent the number of hours of travelling.

Now firstly we find the initial position. At starting time is 0, so we put t=0 in given function of t.

At t=0;

d₀ = -20(0) + 45 = 0 + 45 = 45 miles

Now we find the distance travell after starting first hour.

Than we put t = 1 in the given function

At t = 1;

d₁ = -20(1) + 45 = -20 + 45 = 25 miles

Difference between d₁ & d₀ is

45 - 25 = 20 miles

We see that in one hour, total distace is covered 20 miles

Now we use time, speed, distance relation

Speed = \frac{distance}{time}

S = \frac{20}{1}

S = 20 miles/hour

That's the final answer.

I hope it will help you.

5 0
3 years ago
Find the domain and range of the relation.
Kisachek [45]

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8 0
3 years ago
Write the extreme and middle terms of 5 : 80 :: 4 :64
Stells [14]

Answer:

The extremes are 5 and 64.

The middle terms are 80 and 4.

Step-by-step explanation:

Given the proportion:

5 : 80 :: 4 :64

To find:

The extreme and middle terms of the given proportion.

Solution:

The given statement is in proportion if and only if the product of extremes i.e. the numbers at both the ends is equal to the product of middle numbers.

OR

First number \times Fourth number = Second number \times Third number

First of all, let us check the two products.

5 \times 64 = 320

And the second product:

80 \times 4 = 320

The product is same therefore, the given numbers are in proportion.

The extreme terms are the first and the fourth numbers.

i.e. The extremes are 5 and 64.

The middle terms are 80 and 4.

7 0
3 years ago
Please help me how to multiply
Travka [436]
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7 0
3 years ago
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