aashuftazaheen18
aashuftazaheen18 aashuftazaheen18
  • 30-03-2021
  • Mathematics
contestada

find the value of a and b

find the value of a and b class=

Respuesta :

SenseiBeast SenseiBeast
  • 31-03-2021

Answer:

Step-by-step explanation:

In triangle ADC,

b+50+60=180(sum of angles of triangle equals 180)

or,b=180-110

▪b=70

also,

In triangle ABD,

angleA = 30+50=80

now,

a+80+60=180(sum of angles of traingle equals 180)

or,a=180-140

▪a=40'

Ans.

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