Check the picture below.

since the width is just a dimension unit, it can't be -31.
what is the length? well, the length is w + 30.
4 centimeters is 0.04 meters.
You choose a tree and have anotherbpeeson choose a tree. You then both take the numbers on your trees and add them together. Then you check if you got the same answers. You keep on doing this until you do all the trees I think.
Answer:
109°
Step-by-step explanation:
x+48+23=180
x=180-71
<h3>x=109°</h3>
Answer:
depends on what the radius is
:)
Step-by-step explanation: