1, W 2, Y 3,Z 4,X which one is it, wants me to type 20 letters

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?

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.