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Lerok [7]
3 years ago
13

Triangles ABC and DEF are similar triangles. What are the lengths of the unknown sides?​

Mathematics
1 answer:
pantera1 [17]3 years ago
8 0

Answer:

A)

Step-by-step explanation:

In the first image, AC=13, and in the second image, DE=26. so basically, every measurement is simply doubled.

12(2)= 24, DE=24

5(2)=10, EF= 10

Let me know if you need further explanation!

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Consider the point. (1, 4, 5) What is the projection of the point on the xy-plane?
soldi70 [24.7K]

Given :

A point ( 1 ,4 ,5 ).

To Find :

The projection of the point on the xy-plane .

Solution :

Now , to find projection of a point in a plane in a plane we need to replace the coordinate of that remaining axis which is not in the plane .

Here , the plane given is xy-plane . So , remaining axis is z .

So , we replace coordinate of z =0 .

Therefore ,  the projection of the point ( 1 ,4 ,5 ) on the xy-plane is ( 1 ,4 ,0 ) .

Hence , this is the required solution .

3 0
3 years ago
Write the number two hundred thirty-four thousand one hundred sixty-four in two different forms
g100num [7]
Given Equation = two hundred thirty four thousand one hundred sixty-four.
Show this in 2 different form:
First Form:
=> two hundred thirty four thousand one hundred sixty-four = 230 164
We converted the word form into numeral or algebraic form
Second Form
=> two hundred thirty four thousand one hundred sixty-four
=> 200 000 + 30 000 + 4 000 + 100 + 60 + 4
This form is called expanded form where we showed the expanded value of the number.



3 0
3 years ago
4 Suppose you throw a dart at a circular target of radius 10 inches. Assuming that you hit the target and that the coordinates o
Lady bird [3.3K]

Answer:

0.04,0.25.0.52

Step-by-step explanation:

Given that you throw a dart at a circular target of radius 10 inches.

Assuming that you hit the target and that the coordinates of the outcomes are chosen at random,

probability that the dart falls

(a) within 2 inches of the center

Here favourable region has area of a circle with radius 2 inches and sample space has area of 10 inches

Prob = \frac{\pi *2^2}{\pi *10^2} \\\\=\frac{1}{25}

(b) within 2 inches of the rim.

For within two inches from the rim we have to select area of the ring i.e. area of big circle with 10 inches - area of smaller circle with 10-2 inches

Prob= \frac{\pi * *8^2}{\pi*10^2} \\=0.64

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area of I quadrant / area of circle=0.25

d) within I quadrant and within 2 inches of the rim

= I quadrant area + 2 inches ring area - common area

= \frac{\pi*10^2/4 + pi*(10^2-8^2) - \pi(10^2-8^2)/4}{\pi*10^2} \\=\frac{25+36-9}{100} \\=0.52

3 0
3 years ago
A, B, and C are collinear, and B is between A and C. The ratio of AB to AC is 1:4. If A is at (-7,-8) and B is at (-3,-5) what a
Galina-37 [17]
To get the coordinates of C we shall proceed as follows:

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4(4,3)=(16,12)
thus the coordinates of C will be:
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6 0
3 years ago
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Alex17521 [72]
F(-2).....this is basically saying that when x = -2, what is y

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4 0
4 years ago
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