A spinner consists of eight equal sections as shown. B
00
B
What is the probability that the arrow will land on a section
labeled A and then spun again and land on D?
0 4.7%
O 12.5%
50%
0 37.5%

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?