Answer is in the file below
tinyurl.com/wpazsebu
D=r^2 means diameter equals radius squared
The original statement is true!
the converse: If 2 lines do not intersect, they are parallel
the converse is false, the lines could be skew.
Hope this helped :)
Answer: B. 150
48-5=43
43+7=50
50•3=150
I don't know what the expanded form is but the word form is two million nine hundred forty seven.