The standard form is 20000 + 1000 + 70
Answer:
pretty sure the answer is b if not im sorry
Step-by-step explanation:
<u><em>hope you have a good day sir/ma'am!!</em></u>
Let P be the last point in the triangle you have drawn from AB.. It is isosceles and rectangle hence AB^2=2BP^2 hence AP=BP=sqrt(2).
Let Q be the last point in the triangle you have drawn from CD. By the same reasoning, CQ=DQ=sqrt(2)
What is more, AD=AP+PQ+QD=2sqrt(2)+1
