Question

si:AC=30 BD=38 ;AB+CD=32 HALLAR:AD

Answer 1

Explicación paso a paso:

AB.=a BC =b CD=c

a+b=30.---(1) b+c=38.---(2) a+c=32--(3) AD= a +b+c

de (1)+(2)+(3)

2a+2b+2c=100. a+b+c=50