Answer:
5a^2
Step-by-step explanation:
5ax5a=5a^2
Area of a triangle is 0.5(base x height)
Base = 320mi
Height= 270+210= 480mi
0.5(480 x 320) = 76,800 miles squared
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Answer:
1. enlargement by 3 just multiply your x coordinate by 3 and get nine and leave your y just the same
2. just flip your coordinates around using inverse method and you have your answer
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