1. The Addition and Subtraction symbols ___
the terms!

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?

What is the anwers for 9+2x=5x-3-x

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?