Answer:
40/3, 172/3, respectively
Step-by-step explanation:
x + 9 = 2y
2x = 2y + 2
x + 9 = 2(2x - 2)
4x - 4 = x + 9
3x - 13 = 0
x = 13/3
y = 40/6
RT = 13/3 + 9 = 40/3
QS = 160/3 + 4 = 172/3
Answer: Rounded to the nearest tenth is 5
4.96894409 is the exact answer
Alternate Interior Angles
Answer:
there are 37.2 trillion cells in the human body
If at least one has to be heads then it would be 1/5