Question

in triangle abc, a+b=65 and b+c=140 find the values of b and c

Answer 1

${25}^{0} = b \\ \\ {115}^{0} = c$

its right answer.....

Answer 2

Answer:

here your answer....

Step-by-step explanation:

triangle total 180°

a+b+c=180°.............. (r)

atq

b+c=140°........... (1)

a+b=65°......... (2)

substitute a+b in (r)

65°+c=180°

c=180-65=115°

substitute c value in (1)

b+115=140

b=25°