Answer:
is it 2
Step-by-step explanation:
hope this helps
2:12
it's Clara because if you simplify it's 6:1 flip sides
The 99.87th percentile, or the area to the left of the 3 standard deviation mark it 99.87% better than everyone/everything else.
No because the sum could also be irrational number which for example it could be square root of 9 or 49
Hope this helps answer your question
It will be 69 degrees.
(x-1)+x+43=180
2x+42=180
2x=138
x=69