bowling9993
bowling9993
18-03-2019
Mathematics
contestada
Need some help plz!!!
Respuesta :
Iriscultmember
Iriscultmember
18-03-2019
Okay, the total is 69 units.
(3y)+(12)+(y+1)+(2y+3)+(11)=69
Combine like terms
6y+27=69
Subtract 27 from both sides.
69-27=42
Divide by 6 on both sides
42/6=7
y=7
Plug it into the length of AB
2(7)+3
14+3
length of AB=17
Answer Link
Blueribbon14
Blueribbon14
18-03-2019
Add up all the sides of pentagon, and make them equal to 69. After that, isolate “y” and solve for “y”. Then, plug in your answer for “y” into the side “AB” and you should have your final answer.
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