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04-06-2021
Mathematics

contestada

Find AB
I need help !

Find AB I need help class=

Respuesta :

sqdancefan sqdancefan

07-06-2021

9514 1404 393

Answer:

d. AB = 54

Step-by-step explanation:

The triangle is isosceles, so AB = AC.

(4x +6) = (5x -6)

12 = x . . . . . . . . . . . . add 6-4x to both sides

Then the length of AB is ...

AB = 4x +6 = 4(12) +6 = 48 +6

AB = 54

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