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What is the value of r? What is the length of EB?
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What is the value of r? What is the length of EB?

What is the value of r? What is the length of EB?-example-1
User Adam Gordon Bell
by
5.1k points

1 Answer

5 votes

Answer:

r=9

EF = 55

Explanation:

CF = ED

9r - 6 = 8r+3

Subtract 8r from each side

9r-8r - 6 = 8r-8r+3

r-6 =3

Add 6 to each side

r-6+6 = 3+6

r = 9

EF= CD = 4r+19

= 4*9+19

=36+ 19

=55

User Bruce Martin
by
4.1k points
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