Answer:
I had this question on a quiz. I got it wrong and when I looked back at it, it told me this was the correct answer...
Step-by-step explanation:
b= 2A over h minus a
or b= (2A)/h -a
Sorry if this was not helpful, this one confused me too
20
you know the ratio is 4:3 so you do 4+3=7 then you do 140÷7=20 so I bar represents 20
5
49
