triangle puzzle
What is the missing number in above picture?
See AnswerAnswer with Explanation
Answer is 30.
How?
ignore 225, it is to confuse, here we will use the triangles property that the sum of all the angles inside a triangle should be 180 degree.
so 75 + 75 + ? = 180
=> ? = 180 – 150
=> ? = 30
Facebook Comments
75 angle
oh… 30
75