Answer: YOU MUST USE PEMDAS
Step-by-step explanation:
pls give me brainliest im almost lvled up
Answer:
DEF
Step-by-step explanation:
The other triangle is a reflection
It says that there was an error with my answer, but I don't know what, so I screenshotted what I typed and attached them as 4 images below:
Step-by-step explanation:

It is best represented by a plane.