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What is the value of y?
y + 10
50"
A. 50°
B. 40°
C. 30°
D. 60°

What is the value of y? y + 10 50" A. 50° B. 40° C. 30° D. 60°-example-1
User Tariff
by
4.5k points

2 Answers

5 votes

Answer:

B)

Explanation:

a p ec

User Mghie
by
4.0k points
0 votes

Answer:

B) 40

Explanation:


interior - angle - of a triangle - is - always - 180\\\\2y + (y + 10) + 50 = 180\\2y + y + 10 + 50 = 180\\3y + 60 = 180\\subtract-60-from-both-sides\\3y = 120\\y = (120)/(3)\\y = 40

User Nutscracker
by
4.1k points