Find the lengths of segments AB and BD.
AB = _ units

BD = _ units

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?