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ycow [4]
3 years ago
15

Given Triangle DEF is isosceles and angle D is the vertex angle, Find x, DE, DF, EF

Mathematics
1 answer:
ch4aika [34]3 years ago
4 0

Answer:

x=2;DE,EF=9,DF=5

Step-by-step explanation:

Since DEF is isoceles, you can set the equations

x+7 and 2x+5 equal to each other

x+7=2x+5, now solve for x

-x=-2,

x=2, now plug in for each side

DE,EF=9

DF=3(2)-1=5

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Answer:

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Step-by-step explanation:

For this case we know that the confidence interval for the weight loss program is given by:

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3 years ago
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Step-by-step explanation:

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Answer:

900

Step-by-step explanation:

We have, 4% × x = 36

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Step-by-step explanation:

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two numbers have these properties: the second number is three more than the first and the product of the numbers is nine more th
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Answer:

 A.

 asked • 01/09/17there are 2 numbers with the following properties.

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2)the product of the two numbers is 9 more than their sum

 

 

wich of the following represents the possible values of the two numbers?

 

a)-6 and -3

 

b)-4 and -1

 

c)-1 and 4

 

d)-3 and 6

FACTORING INVOLVES THIS WORD PROBLEM

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