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WARRIOR [948]
3 years ago
10

If CG = 10, AC = 8, BC = 5 find DC 4 2√(10) 1.5

Mathematics
2 answers:
7nadin3 [17]3 years ago
6 0
For secants from a common external point, the product of near and far lengths to the circle is a constant.
   BC·AC = DC·GC
   5·8 = DC°10
   DC = 40/10
   DC = 4

The appropriate choice is the first one.
   4
Phantasy [73]3 years ago
3 0

Answer: 4

Step-by-step explanation:

Yup 4 is the correct answer. Just got it right

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In two or more complete sentences, compare the number of x-intercepts in the graph of f(x) = x^2 to the number of x-intercepts i
max2010maxim [7]

Answer:

Step-by-step explanation:

To answer this question we should analyze both functions :

  • the intercepts with the x-axis are the numbers when a function f(x)=0

here we must solve both equations :

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the first one is obvious x=0 the scond is more interesting :

x²+2=0⇔x²=-2 wich is impossible since x²≥0 unless we use complex numbers .

So we notice thatf has one intercept.

we added 2 to f to get g but no real intercepts

5 0
4 years ago
Yasmin invests money in an account paying a simple interest of 3% per year. If no money will be added or removed from the invest
tankabanditka [31]

hi

so the amount will be increased by  1 + 3/100 = 1.03

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3 0
2 years ago
In the pet show, 3/5 of the pets are dogs. Of the dogs, 2/5 has long hair. What fraction of the pets are dogs with long hair?
artcher [175]
3/5*(2/5)= .24 = 6/25
3 0
3 years ago
The line that passes through 8,5 & 1,5
stira [4]

Answer:

y = 5

Step-by-step explanation:

I assume you want the equation of the line.

First we find its slope:-

m = slope = rise / run = 5-5/8-5 = 0  which means that the line is horizontal

and runs through  the point where y = 5

Equation  of this line is y =- 5.

4 0
3 years ago
Help please if you can :D
erik [133]
For the first one, the two in the middle apply. for the second one, they all apply
6 0
3 years ago
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