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gulaghasi [49]
2 years ago
6

#5 In *triangle* ABC, AB = 9 and BC = 15. What is the range the possible lengths for CA? Why?

Mathematics
1 answer:
Naddika [18.5K]2 years ago
5 0
CA must be in the range [15 - 9, 15 + 9] = [6, 24]
For the line segments to form a triangle the length of CA cannot be less the the difference between the other sides or greater than their sum.
At either extreme the three points A, B and C will be co-linear thus forming a triangle with area of zero
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Answer:

Differentiation is concerned with things like speeds and accelerations, slopes and curves ect. These are Rates of Change, they are things that are defined locally. The Fundamental Theorem of Calculus is that Integration and Differentiation are the inverse of each other.

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There are two spheres of different sizes. The large sphere has a radius 3 times the size of the small sphere. How many times lar
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Answer:

The answer to your question is the letter B. 27

Step-by-step explanation:

Data

The Radius of large sphere = 3 times the size of the radius small sphere.

The Ratio of Volume = ?

Formula

Volume of a sphere = 4/3 πr³

Process

1.- Calculate the volume of the large sphere

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2.- Calculate the volume of the small sphere

                   Vs = 4/3 πr³

3.- Calculate the ratio

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- Simplification

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Step-by-step explanation:

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Answer:

  C.  (-1, 2)

Step-by-step explanation:

The midpoint has coordinates that are the average of the endpoint coordinates. If the endpoints are A and B, and the midpoint is M, the equation for this is ...

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Solving for B, we get ...

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  2M - A = B

This tells us we can find the other endpoint by subtracting the coordinates of the given endpoint from twice the midpoint coordinates. (It is useful to remember this.)

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The other endpoint is (-1, 2).

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You can also graph the points and find one as far from center as the given endpoint is.

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