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ruma

· started a discussion

· 1 Months ago

question (Question: 107581.0 )

wrong question

Question:
In the following figure AB is a straight line. Find (x + y):

Options:
A) 55°
B) 65°
C) 75°
D) 80°
Solution:
Ans: (b) 105 + 3x = 180 \(\Rightarrow\) x = 25°

90 + 2x + y = 180 \(\Rightarrow\) y = 40

x + y = 65°

Knowledge Expert

· commented

· 1 Months ago

Given question is correct.......Only AB is a straight line......

Ans: (b) 105 + 3x = 180 ⇒ x = 25°
90 + 2x + y = 180 ⇒ y = 40
x + y = 65°
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