Avi uses a 3.5-m ladder to climb up
to his tree house.
The foot of the
ladder is 0.8 m
from the tree. How
far
up
the tree does
the ladder reach?

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Which of the following parabolas opens down?