Answer:
The surface area of the paperweight is 
Step-by-step explanation:
we know that
The surface area of the triangular prism is equal to the area of its triangular base plus the area of its three triangular lateral faces
so
<em>Find the area of its triangular base</em>


<em>Find the area of its three triangular lateral faces</em>
![SA=3[\frac{1}{2}(2)(2.2)]](https://tex.z-dn.net/?f=SA%3D3%5B%5Cfrac%7B1%7D%7B2%7D%282%29%282.2%29%5D)

Adds the areas


Answer: 16
Step-by-step explanation:
6−2+12
=4+12
=16
The simplest form of that expression is -2y^2-64-54
Answer:
runner B
Step-by-step explanation:
its the only one on the line
runner C is tall like a mountan
and runner A is not anywhere close to a line