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x+40 =180 ( angles of linear pair )
x=180-40
x=140
In triangle ABC
sum of all three angles in a triangle is equal to 180
A+B+C=180
90+40+C=180
C=180-130
C=50
C+y=180 (angles of linear pair)
50+y=180
y=180-50
y=130
Answered by
0
Answer:
x+40 =180 ( angles of linear pair )
x=180-40
x=140
In triangle ABC
sum of all three angles in a triangle is equal to 180
A+B+C=180
90+40+C=180
C=180-130
C=50
C+y=180 (angles of linear pair)
50+y=180
y=180-50
y=130
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