Can someone help me please these are my last 2 questions thank you so much if you answer
2 answers:
You might be interested in
If you were to draw another line connecting the two top corners, you would make an equilateral triangle.
An equilateral triangle has 3 60 degree angles.
The angle = 60 degrees.
cross multiply
100(40-x) = 60(40 + x)
solve for x
x= 10