9dfssdu8sf89sf
9dfssdu8sf89sf 9dfssdu8sf89sf
  • 08-05-2018
  • Mathematics
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Geometry A Problem! Help! Line AC

Geometry A Problem Help Line AC class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 08-05-2018
the formula is:  (AB +BC) * BC = EC*DC
 now fill in the numbers that are given:

(AB +6)*6 = 12*5

(AB+6)*6 = 60

6AB +36 = 60

6AB = 24

AB = 24/6

AB = 4

AC = AB +BC
AC = 4 + 6

AC = 10


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