Question

in triangle abc if a+b=108 and b+c=130find angle c
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Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

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Step-by-step explanation:

A+B=108-----(1)

B+C=130------(2)

add (1) and

(2)

A+B+B+C=108+130

A+B+C+B=238

180+B=238 [since A+B+C=180]

B =238-180

B=58

substitute B =58 in (1) u will get A and

in(2) get C

A=50

C=72

B=58