" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
BC = b
CD= c
⇒AB + AC =10 ⇒AB =CD ⇒AC - AB =18
a + a+ b =10 a = c a + b -a = 18
2a + b =10 b =18
2a + 18 = 10
2a =10 - 18
2a = -8
a = -4
*hallar AD
AD =
a+b+c
-4 +18 -4 = 10