Answer:
i think its 10cm
Step-by-step explanation: brainlyest plz :)
90+80=170
180-170=10
Answer: (2, -10)
Down and left are negative right and up are positive.
This answer is most likely wrong, but this is what I had gotten.
Using the formula BxH divided by 2, I came up with an answer of 108.
The answer is D because -10+(-40)+(-90) is the same just swiched