What is the area, in square units, of a triangle with vertices at (-1,-1), (3,-1), (2,2) PLEASE HELP
1 answer:
Step-by-step explanation:
A=½bh
A=½(4•3)
A=½(12)
A=6 units sq
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I got -2 it might be a typo or something
Answer:
3X+5Y=68 MULTIPLY BY 4
3Y-4X=6 MULTIPLY BY 3 & ADD.
12X+20Y=272
-12X+9Y=18
-----------------
29Y=290
Y=290/29
Y=10 ANS.
Step-by-step explanation:
Answer:
Step-by-step explanation:
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